Finding the Fourth Proportional to 1,251,433.26, 1,877,707.98 and 577,152
Calculator
Solution
The fourth proportional to 1,251,433.26, 1,877,707.98 and 577,152 is: 865,985.39
Step by Step Solution
- Step 1: Write the proportion equation
1,251,433.26 : 1,877,707.98 = 577,152 : x - Step 2: Convert to fraction form
1,251,433.26/1,877,707.98 = 577,152/x - Step 3: Cross multiply
1,251,433.26x = 1,877,707.98 × 577,152 - Step 4: Simplify right side
1,251,433.26x = 1,083,722,916,072.96 - Step 5: Solve for x
x = 1,083,722,916,072.96/1,251,433.26 - Step 6: Final answer
x = 865,985.39
Related Problems
Find fourth proportional to 625,716.63, 938,853.99 and 288,576
Half scale
Find fourth proportional to 2,502,866.52, 3,755,415.96 and 1,154,304
Double scale
Find fourth proportional to 1,251,434.26, 1,877,709.48 and 577,153
Similar ratio
Find fourth proportional to 1,877,149.89, 2,816,561.97 and 865,728
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.