Finding the Fourth Proportional to 1,760,753.92, 2,638,765.68 and 960,836.80
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Solution
The fourth proportional to 1,760,753.92, 2,638,765.68 and 960,836.80 is: 1,439,964.52
Step by Step Solution
- Step 1: Write the proportion equation
1,760,753.92 : 2,638,765.68 = 960,836.80 : x - Step 2: Convert to fraction form
1,760,753.92/2,638,765.68 = 960,836.80/x - Step 3: Cross multiply
1,760,753.92x = 2,638,765.68 × 960,836.80 - Step 4: Simplify right side
1,760,753.92x = 2,535,423,171,921.02 - Step 5: Solve for x
x = 2,535,423,171,921.02/1,760,753.92 - Step 6: Final answer
x = 1,439,964.52
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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.