Finding the Fourth Proportional to 5,053,754.30, 6,974,165.61 and 2,761,915.19
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Solution
The fourth proportional to 5,053,754.30, 6,974,165.61 and 2,761,915.19 is: 3,811,434.58
Step by Step Solution
- Step 1: Write the proportion equation
5,053,754.30 : 6,974,165.61 = 2,761,915.19 : x - Step 2: Convert to fraction form
5,053,754.30/6,974,165.61 = 2,761,915.19/x - Step 3: Cross multiply
5,053,754.30x = 6,974,165.61 × 2,761,915.19 - Step 4: Simplify right side
5,053,754.30x = 19,262,053,900,963.79 - Step 5: Solve for x
x = 19,262,053,900,963.79/5,053,754.30 - Step 6: Final answer
x = 3,811,434.58
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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.