Finding the Fourth Proportional to 2,405,414.42, 3,318,213.38 and 1,487,350.08
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Solution
The fourth proportional to 2,405,414.42, 3,318,213.38 and 1,487,350.08 is: 2,051,764.92
Step by Step Solution
- Step 1: Write the proportion equation
2,405,414.42 : 3,318,213.38 = 1,487,350.08 : x - Step 2: Convert to fraction form
2,405,414.42/3,318,213.38 = 1,487,350.08/x - Step 3: Cross multiply
2,405,414.42x = 3,318,213.38 × 1,487,350.08 - Step 4: Simplify right side
2,405,414.42x = 4,935,344,936,200.07 - Step 5: Solve for x
x = 4,935,344,936,200.07/2,405,414.42 - Step 6: Final answer
x = 2,051,764.92
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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.