Home / 3,389,337.76-5,084,002.56-864,993.28

Finding the Fourth Proportional to 3,389,337.76, 5,084,002.56 and 864,993.28

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Solution

The fourth proportional to 3,389,337.76, 5,084,002.56 and 864,993.28 is: 1,297,488.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,337.76 : 5,084,002.56 = 864,993.28 : x
  2. Step 2: Convert to fraction form
    3,389,337.76/5,084,002.56 = 864,993.28/x
  3. Step 3: Cross multiply
    3,389,337.76x = 5,084,002.56 × 864,993.28
  4. Step 4: Simplify right side
    3,389,337.76x = 4,397,628,049,902.80
  5. Step 5: Solve for x
    x = 4,397,628,049,902.80/3,389,337.76
  6. Step 6: Final answer
    x = 1,297,488.88

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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.