Finding the Fourth Proportional to 2,744,335.60, 4,115,716.08 and 1,908,201.76
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Solution
The fourth proportional to 2,744,335.60, 4,115,716.08 and 1,908,201.76 is: 2,861,755.20
Step by Step Solution
- Step 1: Write the proportion equation
2,744,335.60 : 4,115,716.08 = 1,908,201.76 : x - Step 2: Convert to fraction form
2,744,335.60/4,115,716.08 = 1,908,201.76/x - Step 3: Cross multiply
2,744,335.60x = 4,115,716.08 × 1,908,201.76 - Step 4: Simplify right side
2,744,335.60x = 7,853,616,667,516.30 - Step 5: Solve for x
x = 7,853,616,667,516.30/2,744,335.60 - Step 6: Final answer
x = 2,861,755.20
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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.