Home / 1,023,238.66-1,535,922.52-753,671.20

Finding the Fourth Proportional to 1,023,238.66, 1,535,922.52 and 753,671.20

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Solution

The fourth proportional to 1,023,238.66, 1,535,922.52 and 753,671.20 is: 1,131,290.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,238.66 : 1,535,922.52 = 753,671.20 : x
  2. Step 2: Convert to fraction form
    1,023,238.66/1,535,922.52 = 753,671.20/x
  3. Step 3: Cross multiply
    1,023,238.66x = 1,535,922.52 × 753,671.20
  4. Step 4: Simplify right side
    1,023,238.66x = 1,157,580,568,755.42
  5. Step 5: Solve for x
    x = 1,157,580,568,755.42/1,023,238.66
  6. Step 6: Final answer
    x = 1,131,290.88

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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.