Finding the Fourth Proportional to 1,366,332.26, 1,885,538.50 and 762,720.26
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Solution
The fourth proportional to 1,366,332.26, 1,885,538.50 and 762,720.26 is: 1,052,553.95
Step by Step Solution
- Step 1: Write the proportion equation
1,366,332.26 : 1,885,538.50 = 762,720.26 : x - Step 2: Convert to fraction form
1,366,332.26/1,885,538.50 = 762,720.26/x - Step 3: Cross multiply
1,366,332.26x = 1,885,538.50 × 762,720.26 - Step 4: Simplify right side
1,366,332.26x = 1,438,138,414,960.01 - Step 5: Solve for x
x = 1,438,138,414,960.01/1,366,332.26 - Step 6: Final answer
x = 1,052,553.95
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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.