Finding the Fourth Proportional to 1,440,391.24, 1,987,570.47 and 795,772.99
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Solution
The fourth proportional to 1,440,391.24, 1,987,570.47 and 795,772.99 is: 1,098,073.12
Step by Step Solution
- Step 1: Write the proportion equation
1,440,391.24 : 1,987,570.47 = 795,772.99 : x - Step 2: Convert to fraction form
1,440,391.24/1,987,570.47 = 795,772.99/x - Step 3: Cross multiply
1,440,391.24x = 1,987,570.47 × 795,772.99 - Step 4: Simplify right side
1,440,391.24x = 1,581,654,895,747.61 - Step 5: Solve for x
x = 1,581,654,895,747.61/1,440,391.24 - Step 6: Final answer
x = 1,098,073.12
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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.