Finding the Fourth Proportional to 1,040,465.62, 1,560,775.02 and 441,358.84
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Solution
The fourth proportional to 1,040,465.62, 1,560,775.02 and 441,358.84 is: 662,070.75
Step by Step Solution
- Step 1: Write the proportion equation
1,040,465.62 : 1,560,775.02 = 441,358.84 : x - Step 2: Convert to fraction form
1,040,465.62/1,560,775.02 = 441,358.84/x - Step 3: Cross multiply
1,040,465.62x = 1,560,775.02 × 441,358.84 - Step 4: Simplify right side
1,040,465.62x = 688,861,852,328.18 - Step 5: Solve for x
x = 688,861,852,328.18/1,040,465.62 - Step 6: Final answer
x = 662,070.75
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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.