Home / 927,350.71-1,398,404.59-914,704.38

Finding the Fourth Proportional to 927,350.71, 1,398,404.59 and 914,704.38

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Solution

The fourth proportional to 927,350.71, 1,398,404.59 and 914,704.38 is: 1,379,334.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,350.71 : 1,398,404.59 = 914,704.38 : x
  2. Step 2: Convert to fraction form
    927,350.71/1,398,404.59 = 914,704.38/x
  3. Step 3: Cross multiply
    927,350.71x = 1,398,404.59 × 914,704.38
  4. Step 4: Simplify right side
    927,350.71x = 1,279,126,801,198.34
  5. Step 5: Solve for x
    x = 1,279,126,801,198.34/927,350.71
  6. Step 6: Final answer
    x = 1,379,334.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.