Bluebulb Projects' The Measure of Things presents:
3,000 is about one-and-two-fifths times the number of Steps in the Sears Tower.
In other words, it's 1.422 times the count of Steps in the Sears Tower, and the count of Steps in the Sears Tower is 0.7032 times that amount.
(a.k.a. Willis Tower) (Chicago, Illinois) (steps per stairwell)