Finding the Fourth Proportional to 3,694,421.26, 5,098,248.43 and 2,062,854.33
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Solution
The fourth proportional to 3,694,421.26, 5,098,248.43 and 2,062,854.33 is: 2,846,709.43
Step by Step Solution
- Step 1: Write the proportion equation
3,694,421.26 : 5,098,248.43 = 2,062,854.33 : x - Step 2: Convert to fraction form
3,694,421.26/5,098,248.43 = 2,062,854.33/x - Step 3: Cross multiply
3,694,421.26x = 5,098,248.43 × 2,062,854.33 - Step 4: Simplify right side
3,694,421.26x = 10,516,943,849,241.20 - Step 5: Solve for x
x = 10,516,943,849,241.20/3,694,421.26 - Step 6: Final answer
x = 2,846,709.43
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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.