Chetak and Badal are two horses starting simultaneously from points 'D' and 'E' respectively and run toward each other. Chetak gallops at a speed of 60 km/hr, while Badal runs at a speed that is 25% slower than Chetak's. By the time they meet, Chetak has traveled 600 km more than Badal. What is the total distance between points 'D' and 'E'?