Home / 1,443,752.20-1,992,395.64-799,231.96

Finding the Fourth Proportional to 1,443,752.20, 1,992,395.64 and 799,231.96

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Solution

The fourth proportional to 1,443,752.20, 1,992,395.64 and 799,231.96 is: 1,102,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,752.20 : 1,992,395.64 = 799,231.96 : x
  2. Step 2: Convert to fraction form
    1,443,752.20/1,992,395.64 = 799,231.96/x
  3. Step 3: Cross multiply
    1,443,752.20x = 1,992,395.64 × 799,231.96
  4. Step 4: Simplify right side
    1,443,752.20x = 1,592,386,272,452.65
  5. Step 5: Solve for x
    x = 1,592,386,272,452.65/1,443,752.20
  6. Step 6: Final answer
    x = 1,102,949.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.