Finding the Fourth Proportional to 2,497,143.60, 3,745,715.40 and 2,231,204.40
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Solution
The fourth proportional to 2,497,143.60, 3,745,715.40 and 2,231,204.40 is: 3,346,806.60
Step by Step Solution
- Step 1: Write the proportion equation
2,497,143.60 : 3,745,715.40 = 2,231,204.40 : x - Step 2: Convert to fraction form
2,497,143.60/3,745,715.40 = 2,231,204.40/x - Step 3: Cross multiply
2,497,143.60x = 3,745,715.40 × 2,231,204.40 - Step 4: Simplify right side
2,497,143.60x = 8,357,456,681,627.76 - Step 5: Solve for x
x = 8,357,456,681,627.76/2,497,143.60 - Step 6: Final answer
x = 3,346,806.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.