Finding the Fourth Proportional to 2,572,723.26, 3,859,642.17 and 775,456.38
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Solution
The fourth proportional to 2,572,723.26, 3,859,642.17 and 775,456.38 is: 1,163,352.54
Step by Step Solution
- Step 1: Write the proportion equation
2,572,723.26 : 3,859,642.17 = 775,456.38 : x - Step 2: Convert to fraction form
2,572,723.26/3,859,642.17 = 775,456.38/x - Step 3: Cross multiply
2,572,723.26x = 3,859,642.17 × 775,456.38 - Step 4: Simplify right side
2,572,723.26x = 2,992,984,145,243.54 - Step 5: Solve for x
x = 2,992,984,145,243.54/2,572,723.26 - Step 6: Final answer
x = 1,163,352.54
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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.