Home / 2,220,872.40-3,332,086.20-959,605.20

Finding the Fourth Proportional to 2,220,872.40, 3,332,086.20 and 959,605.20

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Solution

The fourth proportional to 2,220,872.40, 3,332,086.20 and 959,605.20 is: 1,439,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,872.40 : 3,332,086.20 = 959,605.20 : x
  2. Step 2: Convert to fraction form
    2,220,872.40/3,332,086.20 = 959,605.20/x
  3. Step 3: Cross multiply
    2,220,872.40x = 3,332,086.20 × 959,605.20
  4. Step 4: Simplify right side
    2,220,872.40x = 3,197,487,244,368.24
  5. Step 5: Solve for x
    x = 3,197,487,244,368.24/2,220,872.40
  6. Step 6: Final answer
    x = 1,439,743.79

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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.