Home / 1,518,964.20-2,279,321.10-573,013.80

Finding the Fourth Proportional to 1,518,964.20, 2,279,321.10 and 573,013.80

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Solution

The fourth proportional to 1,518,964.20, 2,279,321.10 and 573,013.80 is: 859,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,964.20 : 2,279,321.10 = 573,013.80 : x
  2. Step 2: Convert to fraction form
    1,518,964.20/2,279,321.10 = 573,013.80/x
  3. Step 3: Cross multiply
    1,518,964.20x = 2,279,321.10 × 573,013.80
  4. Step 4: Simplify right side
    1,518,964.20x = 1,306,082,444,931.18
  5. Step 5: Solve for x
    x = 1,306,082,444,931.18/1,518,964.20
  6. Step 6: Final answer
    x = 859,850.71

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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.