Finding the Fourth Proportional to 2,428,059.62, 3,350,722.95 and 1,340,331.95
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Solution
The fourth proportional to 2,428,059.62, 3,350,722.95 and 1,340,331.95 is: 1,849,658.46
Step by Step Solution
- Step 1: Write the proportion equation
2,428,059.62 : 3,350,722.95 = 1,340,331.95 : x - Step 2: Convert to fraction form
2,428,059.62/3,350,722.95 = 1,340,331.95/x - Step 3: Cross multiply
2,428,059.62x = 3,350,722.95 × 1,340,331.95 - Step 4: Simplify right side
2,428,059.62x = 4,491,081,033,860.06 - Step 5: Solve for x
x = 4,491,081,033,860.06/2,428,059.62 - Step 6: Final answer
x = 1,849,658.46
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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.