Home / 1,177,174.62-1,624,470.39-687,238.02

Finding the Fourth Proportional to 1,177,174.62, 1,624,470.39 and 687,238.02

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Solution

The fourth proportional to 1,177,174.62, 1,624,470.39 and 687,238.02 is: 948,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,174.62 : 1,624,470.39 = 687,238.02 : x
  2. Step 2: Convert to fraction form
    1,177,174.62/1,624,470.39 = 687,238.02/x
  3. Step 3: Cross multiply
    1,177,174.62x = 1,624,470.39 × 687,238.02
  4. Step 4: Simplify right side
    1,177,174.62x = 1,116,397,814,372.23
  5. Step 5: Solve for x
    x = 1,116,397,814,372.23/1,177,174.62
  6. Step 6: Final answer
    x = 948,370.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.