Finding the Fourth Proportional to 1,137,201.17, 1,569,336.66 and 653,860.80
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Solution
The fourth proportional to 1,137,201.17, 1,569,336.66 and 653,860.80 is: 902,327.36
Step by Step Solution
- Step 1: Write the proportion equation
1,137,201.17 : 1,569,336.66 = 653,860.80 : x - Step 2: Convert to fraction form
1,137,201.17/1,569,336.66 = 653,860.80/x - Step 3: Cross multiply
1,137,201.17x = 1,569,336.66 × 653,860.80 - Step 4: Simplify right side
1,137,201.17x = 1,026,127,723,976.93 - Step 5: Solve for x
x = 1,026,127,723,976.93/1,137,201.17 - Step 6: Final answer
x = 902,327.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.