In 1987, PC's Limited (later renamed Dell) 386-16 included a 16MHz Intel 80386 CPU, 1MB RAM, a 1.2MB floppy drive, a 40MB hard drive, and a monochrome video card for $4,799.
We just tend forget how powerful and cheap Moore's law made things. In terms of relative inflation-adjusted dollars, many of us old-timers have already spent as much or more than Apple is asking multiple times on 'prosumer' machines.
Making products for everyone is exactly how they did it, with universally popular iPods, iPhones, and wearables. The two biggest revenue drivers for them are iPhones and Services(Music, Pay, App Store, etc) (https://www.apple.com/newsroom/pdfs/Q2%20FY19%20Consolidated...), they sell almost as much in iPads alone as they do in Macs. Those are all services that they famously made broadly popular and target towards the average consumer. It's only really in the Mac space that they target primarily the "high end" consumers.