Finding the Fourth Proportional to 2,244,975.68, 3,098,069.24 and 1,278,105.95
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Solution
The fourth proportional to 2,244,975.68, 3,098,069.24 and 1,278,105.95 is: 1,763,787.80
Step by Step Solution
- Step 1: Write the proportion equation
2,244,975.68 : 3,098,069.24 = 1,278,105.95 : x - Step 2: Convert to fraction form
2,244,975.68/3,098,069.24 = 1,278,105.95/x - Step 3: Cross multiply
2,244,975.68x = 3,098,069.24 × 1,278,105.95 - Step 4: Simplify right side
2,244,975.68x = 3,959,660,707,275.10 - Step 5: Solve for x
x = 3,959,660,707,275.10/2,244,975.68 - Step 6: Final answer
x = 1,763,787.80
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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.