Home / 1,194,481.44-1,648,744.56-812,729.61

Finding the Fourth Proportional to 1,194,481.44, 1,648,744.56 and 812,729.61

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Solution

The fourth proportional to 1,194,481.44, 1,648,744.56 and 812,729.61 is: 1,121,811.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,481.44 : 1,648,744.56 = 812,729.61 : x
  2. Step 2: Convert to fraction form
    1,194,481.44/1,648,744.56 = 812,729.61/x
  3. Step 3: Cross multiply
    1,194,481.44x = 1,648,744.56 × 812,729.61
  4. Step 4: Simplify right side
    1,194,481.44x = 1,339,983,523,238.42
  5. Step 5: Solve for x
    x = 1,339,983,523,238.42/1,194,481.44
  6. Step 6: Final answer
    x = 1,121,811.92

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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.