Home / 2,179,439.28-3,269,126.07-980,514.93

Finding the Fourth Proportional to 2,179,439.28, 3,269,126.07 and 980,514.93

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Solution

The fourth proportional to 2,179,439.28, 3,269,126.07 and 980,514.93 is: 1,470,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,439.28 : 3,269,126.07 = 980,514.93 : x
  2. Step 2: Convert to fraction form
    2,179,439.28/3,269,126.07 = 980,514.93/x
  3. Step 3: Cross multiply
    2,179,439.28x = 3,269,126.07 × 980,514.93
  4. Step 4: Simplify right side
    2,179,439.28x = 3,205,426,919,687.23
  5. Step 5: Solve for x
    x = 3,205,426,919,687.23/2,179,439.28
  6. Step 6: Final answer
    x = 1,470,757.62

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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.