Finding the Fourth Proportional to 3,679,117.44, 5,074,317 and 3,137,052.48
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Solution
The fourth proportional to 3,679,117.44, 5,074,317 and 3,137,052.48 is: 4,326,689.48
Step by Step Solution
- Step 1: Write the proportion equation
3,679,117.44 : 5,074,317 = 3,137,052.48 : x - Step 2: Convert to fraction form
3,679,117.44/5,074,317 = 3,137,052.48/x - Step 3: Cross multiply
3,679,117.44x = 5,074,317 × 3,137,052.48 - Step 4: Simplify right side
3,679,117.44x = 15,918,398,729,156.16 - Step 5: Solve for x
x = 15,918,398,729,156.16/3,679,117.44 - Step 6: Final answer
x = 4,326,689.48
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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.