Finding the Fourth Proportional to 1,750,911.57, 2,417,382.54 and 1,098,432.18
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Solution
The fourth proportional to 1,750,911.57, 2,417,382.54 and 1,098,432.18 is: 1,516,541.91
Step by Step Solution
- Step 1: Write the proportion equation
1,750,911.57 : 2,417,382.54 = 1,098,432.18 : x - Step 2: Convert to fraction form
1,750,911.57/2,417,382.54 = 1,098,432.18/x - Step 3: Cross multiply
1,750,911.57x = 2,417,382.54 × 1,098,432.18 - Step 4: Simplify right side
1,750,911.57x = 2,655,330,773,306.14 - Step 5: Solve for x
x = 2,655,330,773,306.14/1,750,911.57 - Step 6: Final answer
x = 1,516,541.91
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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.