Home / 741,649.52-1,110,659.85-669,764.75

Finding the Fourth Proportional to 741,649.52, 1,110,659.85 and 669,764.75

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Solution

The fourth proportional to 741,649.52, 1,110,659.85 and 669,764.75 is: 1,003,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,649.52 : 1,110,659.85 = 669,764.75 : x
  2. Step 2: Convert to fraction form
    741,649.52/1,110,659.85 = 669,764.75/x
  3. Step 3: Cross multiply
    741,649.52x = 1,110,659.85 × 669,764.75
  4. Step 4: Simplify right side
    741,649.52x = 743,880,816,770.29
  5. Step 5: Solve for x
    x = 743,880,816,770.29/741,649.52
  6. Step 6: Final answer
    x = 1,003,008.56

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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.