Shelly’s 3 kids spent all day at the water park. Mitchel went down the water slide 1421866 times. Anne went down the slide 1421866% less than Mitchel and Robert went down 4 times as much as Anne….👇

Shelly’s 3 kids spent all day at the water park. Mitchel went down the water slide 1421866 times. Anne went down the slide 1421866% less than Mitchel and Robert went down 4 times as much as Anne. How many times did Robert go down the water slide?