Finding the Fourth Proportional to 2,741,691.20, 3,783,652.08 and 1,517,996.68
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Solution
The fourth proportional to 2,741,691.20, 3,783,652.08 and 1,517,996.68 is: 2,094,900.88
Step by Step Solution
- Step 1: Write the proportion equation
2,741,691.20 : 3,783,652.08 = 1,517,996.68 : x - Step 2: Convert to fraction form
2,741,691.20/3,783,652.08 = 1,517,996.68/x - Step 3: Cross multiply
2,741,691.20x = 3,783,652.08 × 1,517,996.68 - Step 4: Simplify right side
2,741,691.20x = 5,743,571,295,715.10 - Step 5: Solve for x
x = 5,743,571,295,715.10/2,741,691.20 - Step 6: Final answer
x = 2,094,900.88
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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.