Finding the Fourth Proportional to 4,560,575.60, 6,836,351.40 and 2,160,201.20
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Solution
The fourth proportional to 4,560,575.60, 6,836,351.40 and 2,160,201.20 is: 3,238,164.61
Step by Step Solution
- Step 1: Write the proportion equation
4,560,575.60 : 6,836,351.40 = 2,160,201.20 : x - Step 2: Convert to fraction form
4,560,575.60/6,836,351.40 = 2,160,201.20/x - Step 3: Cross multiply
4,560,575.60x = 6,836,351.40 × 2,160,201.20 - Step 4: Simplify right side
4,560,575.60x = 14,767,894,497,901.68 - Step 5: Solve for x
x = 14,767,894,497,901.68/4,560,575.60 - Step 6: Final answer
x = 3,238,164.61
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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.