Finding the Fourth Proportional to 1,023,664.98, 1,413,110.64 and 661,265.52
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Solution
The fourth proportional to 1,023,664.98, 1,413,110.64 and 661,265.52 is: 912,839.02
Step by Step Solution
- Step 1: Write the proportion equation
1,023,664.98 : 1,413,110.64 = 661,265.52 : x - Step 2: Convert to fraction form
1,023,664.98/1,413,110.64 = 661,265.52/x - Step 3: Cross multiply
1,023,664.98x = 1,413,110.64 × 661,265.52 - Step 4: Simplify right side
1,023,664.98x = 934,441,342,177.13 - Step 5: Solve for x
x = 934,441,342,177.13/1,023,664.98 - Step 6: Final answer
x = 912,839.02
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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.