Home / 1,119,786.20-1,679,679.30-699,882.20

Finding the Fourth Proportional to 1,119,786.20, 1,679,679.30 and 699,882.20

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Solution

The fourth proportional to 1,119,786.20, 1,679,679.30 and 699,882.20 is: 1,049,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,786.20 : 1,679,679.30 = 699,882.20 : x
  2. Step 2: Convert to fraction form
    1,119,786.20/1,679,679.30 = 699,882.20/x
  3. Step 3: Cross multiply
    1,119,786.20x = 1,679,679.30 × 699,882.20
  4. Step 4: Simplify right side
    1,119,786.20x = 1,175,577,643,778.46
  5. Step 5: Solve for x
    x = 1,175,577,643,778.46/1,119,786.20
  6. Step 6: Final answer
    x = 1,049,823.30

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Similar ratio
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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.