Finding the Fourth Proportional to 3,744,204.20, 5,614,232.70 and 1,613,925.80
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Solution
The fourth proportional to 3,744,204.20, 5,614,232.70 and 1,613,925.80 is: 2,419,994.88
Step by Step Solution
- Step 1: Write the proportion equation
3,744,204.20 : 5,614,232.70 = 1,613,925.80 : x - Step 2: Convert to fraction form
3,744,204.20/5,614,232.70 = 1,613,925.80/x - Step 3: Cross multiply
3,744,204.20x = 5,614,232.70 × 1,613,925.80 - Step 4: Simplify right side
3,744,204.20x = 9,060,955,001,733.66 - Step 5: Solve for x
x = 9,060,955,001,733.66/3,744,204.20 - Step 6: Final answer
x = 2,419,994.88
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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.