Finding the Fourth Proportional to 2,541,945.76, 3,812,949.46 and 744,865.68
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Solution
The fourth proportional to 2,541,945.76, 3,812,949.46 and 744,865.68 is: 1,117,307.55
Step by Step Solution
- Step 1: Write the proportion equation
2,541,945.76 : 3,812,949.46 = 744,865.68 : x - Step 2: Convert to fraction form
2,541,945.76/3,812,949.46 = 744,865.68/x - Step 3: Cross multiply
2,541,945.76x = 3,812,949.46 × 744,865.68 - Step 4: Simplify right side
2,541,945.76x = 2,840,135,192,328.53 - Step 5: Solve for x
x = 2,840,135,192,328.53/2,541,945.76 - Step 6: Final answer
x = 1,117,307.55
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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.