Home / 752,868.24-1,123,886.86-645,091.64

Finding the Fourth Proportional to 752,868.24, 1,123,886.86 and 645,091.64

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Solution

The fourth proportional to 752,868.24, 1,123,886.86 and 645,091.64 is: 962,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,868.24 : 1,123,886.86 = 645,091.64 : x
  2. Step 2: Convert to fraction form
    752,868.24/1,123,886.86 = 645,091.64/x
  3. Step 3: Cross multiply
    752,868.24x = 1,123,886.86 × 645,091.64
  4. Step 4: Simplify right side
    752,868.24x = 725,010,017,691.85
  5. Step 5: Solve for x
    x = 725,010,017,691.85/752,868.24
  6. Step 6: Final answer
    x = 962,997.21

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.