Home / 1,131,259.33-1,561,641.09-672,522.41

Finding the Fourth Proportional to 1,131,259.33, 1,561,641.09 and 672,522.41

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Solution

The fourth proportional to 1,131,259.33, 1,561,641.09 and 672,522.41 is: 928,380.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,259.33 : 1,561,641.09 = 672,522.41 : x
  2. Step 2: Convert to fraction form
    1,131,259.33/1,561,641.09 = 672,522.41/x
  3. Step 3: Cross multiply
    1,131,259.33x = 1,561,641.09 × 672,522.41
  4. Step 4: Simplify right side
    1,131,259.33x = 1,050,238,633,305.93
  5. Step 5: Solve for x
    x = 1,050,238,633,305.93/1,131,259.33
  6. Step 6: Final answer
    x = 928,380.09

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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.