Home / 1,044,629.92-1,441,143.14-721,779.51

Finding the Fourth Proportional to 1,044,629.92, 1,441,143.14 and 721,779.51

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Solution

The fourth proportional to 1,044,629.92, 1,441,143.14 and 721,779.51 is: 995,747.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,629.92 : 1,441,143.14 = 721,779.51 : x
  2. Step 2: Convert to fraction form
    1,044,629.92/1,441,143.14 = 721,779.51/x
  3. Step 3: Cross multiply
    1,044,629.92x = 1,441,143.14 × 721,779.51
  4. Step 4: Simplify right side
    1,044,629.92x = 1,040,187,589,429.06
  5. Step 5: Solve for x
    x = 1,040,187,589,429.06/1,044,629.92
  6. Step 6: Final answer
    x = 995,747.46

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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.