Home / 724,687.28-1,082,150.86-591,831.08

Finding the Fourth Proportional to 724,687.28, 1,082,150.86 and 591,831.08

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Solution

The fourth proportional to 724,687.28, 1,082,150.86 and 591,831.08 is: 883,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,687.28 : 1,082,150.86 = 591,831.08 : x
  2. Step 2: Convert to fraction form
    724,687.28/1,082,150.86 = 591,831.08/x
  3. Step 3: Cross multiply
    724,687.28x = 1,082,150.86 × 591,831.08
  4. Step 4: Simplify right side
    724,687.28x = 640,450,512,196.73
  5. Step 5: Solve for x
    x = 640,450,512,196.73/724,687.28
  6. Step 6: Final answer
    x = 883,761.22

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Why These Related Problems?

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