Home / 1,489,767.70-2,234,651.55-543,169.30

Finding the Fourth Proportional to 1,489,767.70, 2,234,651.55 and 543,169.30

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Solution

The fourth proportional to 1,489,767.70, 2,234,651.55 and 543,169.30 is: 814,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,767.70 : 2,234,651.55 = 543,169.30 : x
  2. Step 2: Convert to fraction form
    1,489,767.70/2,234,651.55 = 543,169.30/x
  3. Step 3: Cross multiply
    1,489,767.70x = 2,234,651.55 × 543,169.30
  4. Step 4: Simplify right side
    1,489,767.70x = 1,213,794,118,157.42
  5. Step 5: Solve for x
    x = 1,213,794,118,157.42/1,489,767.70
  6. Step 6: Final answer
    x = 814,753.95

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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.