Home / 3,192,246.40-4,780,496.40-2,121,491.20

Finding the Fourth Proportional to 3,192,246.40, 4,780,496.40 and 2,121,491.20

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Solution

The fourth proportional to 3,192,246.40, 4,780,496.40 and 2,121,491.20 is: 3,177,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,246.40 : 4,780,496.40 = 2,121,491.20 : x
  2. Step 2: Convert to fraction form
    3,192,246.40/4,780,496.40 = 2,121,491.20/x
  3. Step 3: Cross multiply
    3,192,246.40x = 4,780,496.40 × 2,121,491.20
  4. Step 4: Simplify right side
    3,192,246.40x = 10,141,781,044,231.68
  5. Step 5: Solve for x
    x = 10,141,781,044,231.68/3,192,246.40
  6. Step 6: Final answer
    x = 3,177,004.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.