Home / 1,204,033.53-1,661,640.92-667,489.53

Finding the Fourth Proportional to 1,204,033.53, 1,661,640.92 and 667,489.53

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Solution

The fourth proportional to 1,204,033.53, 1,661,640.92 and 667,489.53 is: 921,176.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,033.53 : 1,661,640.92 = 667,489.53 : x
  2. Step 2: Convert to fraction form
    1,204,033.53/1,661,640.92 = 667,489.53/x
  3. Step 3: Cross multiply
    1,204,033.53x = 1,661,640.92 × 667,489.53
  4. Step 4: Simplify right side
    1,204,033.53x = 1,109,127,916,719.57
  5. Step 5: Solve for x
    x = 1,109,127,916,719.57/1,204,033.53
  6. Step 6: Final answer
    x = 921,176.93

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Why These Related Problems?

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