Home / 1,244,992.40-1,868,363.40-796,803.20

Finding the Fourth Proportional to 1,244,992.40, 1,868,363.40 and 796,803.20

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Solution

The fourth proportional to 1,244,992.40, 1,868,363.40 and 796,803.20 is: 1,195,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,992.40 : 1,868,363.40 = 796,803.20 : x
  2. Step 2: Convert to fraction form
    1,244,992.40/1,868,363.40 = 796,803.20/x
  3. Step 3: Cross multiply
    1,244,992.40x = 1,868,363.40 × 796,803.20
  4. Step 4: Simplify right side
    1,244,992.40x = 1,488,717,935,882.88
  5. Step 5: Solve for x
    x = 1,488,717,935,882.88/1,244,992.40
  6. Step 6: Final answer
    x = 1,195,764.68

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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.