Finding the Fourth Proportional to 2,654,495.13, 3,975,542.55 and 2,440,147.26
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Solution
The fourth proportional to 2,654,495.13, 3,975,542.55 and 2,440,147.26 is: 3,654,521.40
Step by Step Solution
- Step 1: Write the proportion equation
2,654,495.13 : 3,975,542.55 = 2,440,147.26 : x - Step 2: Convert to fraction form
2,654,495.13/3,975,542.55 = 2,440,147.26/x - Step 3: Cross multiply
2,654,495.13x = 3,975,542.55 × 2,440,147.26 - Step 4: Simplify right side
2,654,495.13x = 9,700,909,260,395.91 - Step 5: Solve for x
x = 9,700,909,260,395.91/2,654,495.13 - Step 6: Final answer
x = 3,654,521.40
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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.