Finding the Fourth Proportional to 4,639,770.92, 6,960,267.62 and 1,721,466.69
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Solution
The fourth proportional to 4,639,770.92, 6,960,267.62 and 1,721,466.69 is: 2,582,426.82
Step by Step Solution
- Step 1: Write the proportion equation
4,639,770.92 : 6,960,267.62 = 1,721,466.69 : x - Step 2: Convert to fraction form
4,639,770.92/6,960,267.62 = 1,721,466.69/x - Step 3: Cross multiply
4,639,770.92x = 6,960,267.62 × 1,721,466.69 - Step 4: Simplify right side
4,639,770.92x = 11,981,868,852,708.24 - Step 5: Solve for x
x = 11,981,868,852,708.24/4,639,770.92 - Step 6: Final answer
x = 2,582,426.82
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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.