Home / 1,131,251.24-1,561,629.96-672,514.35

Finding the Fourth Proportional to 1,131,251.24, 1,561,629.96 and 672,514.35

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Solution

The fourth proportional to 1,131,251.24, 1,561,629.96 and 672,514.35 is: 928,368.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,251.24 : 1,561,629.96 = 672,514.35 : x
  2. Step 2: Convert to fraction form
    1,131,251.24/1,561,629.96 = 672,514.35/x
  3. Step 3: Cross multiply
    1,131,251.24x = 1,561,629.96 × 672,514.35
  4. Step 4: Simplify right side
    1,131,251.24x = 1,050,218,557,489.93
  5. Step 5: Solve for x
    x = 1,050,218,557,489.93/1,131,251.24
  6. Step 6: Final answer
    x = 928,368.98

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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.