Finding the Fourth Proportional to 3,847,959.11, 5,307,869.90 and 2,541,223.19
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Solution
The fourth proportional to 3,847,959.11, 5,307,869.90 and 2,541,223.19 is: 3,505,360.03
Step by Step Solution
- Step 1: Write the proportion equation
3,847,959.11 : 5,307,869.90 = 2,541,223.19 : x - Step 2: Convert to fraction form
3,847,959.11/5,307,869.90 = 2,541,223.19/x - Step 3: Cross multiply
3,847,959.11x = 5,307,869.90 × 2,541,223.19 - Step 4: Simplify right side
3,847,959.11x = 13,488,482,040,137.52 - Step 5: Solve for x
x = 13,488,482,040,137.52/3,847,959.11 - Step 6: Final answer
x = 3,505,360.03
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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.