Home / 914,478.66-1,371,761.73-441,561.78

Finding the Fourth Proportional to 914,478.66, 1,371,761.73 and 441,561.78

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Solution

The fourth proportional to 914,478.66, 1,371,761.73 and 441,561.78 is: 662,363.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,478.66 : 1,371,761.73 = 441,561.78 : x
  2. Step 2: Convert to fraction form
    914,478.66/1,371,761.73 = 441,561.78/x
  3. Step 3: Cross multiply
    914,478.66x = 1,371,761.73 × 441,561.78
  4. Step 4: Simplify right side
    914,478.66x = 605,717,551,234.68
  5. Step 5: Solve for x
    x = 605,717,551,234.68/914,478.66
  6. Step 6: Final answer
    x = 662,363.79

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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.