Home / 1,177,460.31-1,624,470.07-667,867.44

Finding the Fourth Proportional to 1,177,460.31, 1,624,470.07 and 667,867.44

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Solution

The fourth proportional to 1,177,460.31, 1,624,470.07 and 667,867.44 is: 921,415.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,460.31 : 1,624,470.07 = 667,867.44 : x
  2. Step 2: Convert to fraction form
    1,177,460.31/1,624,470.07 = 667,867.44/x
  3. Step 3: Cross multiply
    1,177,460.31x = 1,624,470.07 × 667,867.44
  4. Step 4: Simplify right side
    1,177,460.31x = 1,084,930,667,007.52
  5. Step 5: Solve for x
    x = 1,084,930,667,007.52/1,177,460.31
  6. Step 6: Final answer
    x = 921,415.91

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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.