Home / 1,171,883.60-1,753,012.88-935,687.60

Finding the Fourth Proportional to 1,171,883.60, 1,753,012.88 and 935,687.60

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Solution

The fourth proportional to 1,171,883.60, 1,753,012.88 and 935,687.60 is: 1,399,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,883.60 : 1,753,012.88 = 935,687.60 : x
  2. Step 2: Convert to fraction form
    1,171,883.60/1,753,012.88 = 935,687.60/x
  3. Step 3: Cross multiply
    1,171,883.60x = 1,753,012.88 × 935,687.60
  4. Step 4: Simplify right side
    1,171,883.60x = 1,640,272,414,456.29
  5. Step 5: Solve for x
    x = 1,640,272,414,456.29/1,171,883.60
  6. Step 6: Final answer
    x = 1,399,688.86

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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.