Home / 1,273,331.25-1,757,446.74-729,831.38

Finding the Fourth Proportional to 1,273,331.25, 1,757,446.74 and 729,831.38

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Solution

The fourth proportional to 1,273,331.25, 1,757,446.74 and 729,831.38 is: 1,007,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,331.25 : 1,757,446.74 = 729,831.38 : x
  2. Step 2: Convert to fraction form
    1,273,331.25/1,757,446.74 = 729,831.38/x
  3. Step 3: Cross multiply
    1,273,331.25x = 1,757,446.74 × 729,831.38
  4. Step 4: Simplify right side
    1,273,331.25x = 1,282,639,770,743.47
  5. Step 5: Solve for x
    x = 1,282,639,770,743.47/1,273,331.25
  6. Step 6: Final answer
    x = 1,007,310.37

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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.