Finding the Fourth Proportional to 2,428,198.03, 3,350,940.44 and 1,340,470.18
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Solution
The fourth proportional to 2,428,198.03, 3,350,940.44 and 1,340,470.18 is: 1,849,863.84
Step by Step Solution
- Step 1: Write the proportion equation
2,428,198.03 : 3,350,940.44 = 1,340,470.18 : x - Step 2: Convert to fraction form
2,428,198.03/3,350,940.44 = 1,340,470.18/x - Step 3: Cross multiply
2,428,198.03x = 3,350,940.44 × 1,340,470.18 - Step 4: Simplify right side
2,428,198.03x = 4,491,835,719,696.38 - Step 5: Solve for x
x = 4,491,835,719,696.38/2,428,198.03 - Step 6: Final answer
x = 1,849,863.84
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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.