Finding the Fourth Proportional to 3,017,156, 4,162,487.68 and 1,727,301.12
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Solution
The fourth proportional to 3,017,156, 4,162,487.68 and 1,727,301.12 is: 2,382,995.65
Step by Step Solution
- Step 1: Write the proportion equation
3,017,156 : 4,162,487.68 = 1,727,301.12 : x - Step 2: Convert to fraction form
3,017,156/4,162,487.68 = 1,727,301.12/x - Step 3: Cross multiply
3,017,156x = 4,162,487.68 × 1,727,301.12 - Step 4: Simplify right side
3,017,156x = 7,189,869,631,650.20 - Step 5: Solve for x
x = 7,189,869,631,650.20/3,017,156 - Step 6: Final answer
x = 2,382,995.65
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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.