Finding the Fourth Proportional to 3,702,897.75, 5,107,764.44 and 2,445,592.80
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Solution
The fourth proportional to 3,702,897.75, 5,107,764.44 and 2,445,592.80 is: 3,373,442.31
Step by Step Solution
- Step 1: Write the proportion equation
3,702,897.75 : 5,107,764.44 = 2,445,592.80 : x - Step 2: Convert to fraction form
3,702,897.75/5,107,764.44 = 2,445,592.80/x - Step 3: Cross multiply
3,702,897.75x = 5,107,764.44 × 2,445,592.80 - Step 4: Simplify right side
3,702,897.75x = 12,491,511,926,332.07 - Step 5: Solve for x
x = 12,491,511,926,332.07/3,702,897.75 - Step 6: Final answer
x = 3,373,442.31
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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.