Home / 1,081,103.96-1,491,876.63-591,064.09

Finding the Fourth Proportional to 1,081,103.96, 1,491,876.63 and 591,064.09

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Solution

The fourth proportional to 1,081,103.96, 1,491,876.63 and 591,064.09 is: 815,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,103.96 : 1,491,876.63 = 591,064.09 : x
  2. Step 2: Convert to fraction form
    1,081,103.96/1,491,876.63 = 591,064.09/x
  3. Step 3: Cross multiply
    1,081,103.96x = 1,491,876.63 × 591,064.09
  4. Step 4: Simplify right side
    1,081,103.96x = 881,794,698,973.53
  5. Step 5: Solve for x
    x = 881,794,698,973.53/1,081,103.96
  6. Step 6: Final answer
    x = 815,642.83

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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.