Finding the Fourth Proportional to 5,539,143.32, 8,307,883.90 and 1,752,134.12
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Solution
The fourth proportional to 5,539,143.32, 8,307,883.90 and 1,752,134.12 is: 2,627,938.29
Step by Step Solution
- Step 1: Write the proportion equation
5,539,143.32 : 8,307,883.90 = 1,752,134.12 : x - Step 2: Convert to fraction form
5,539,143.32/8,307,883.90 = 1,752,134.12/x - Step 3: Cross multiply
5,539,143.32x = 8,307,883.90 × 1,752,134.12 - Step 4: Simplify right side
5,539,143.32x = 14,556,526,846,188.67 - Step 5: Solve for x
x = 14,556,526,846,188.67/5,539,143.32 - Step 6: Final answer
x = 2,627,938.29
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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.