Home / 1,087,778.96-1,501,046.97-628,922.98

Finding the Fourth Proportional to 1,087,778.96, 1,501,046.97 and 628,922.98

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Solution

The fourth proportional to 1,087,778.96, 1,501,046.97 and 628,922.98 is: 867,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,778.96 : 1,501,046.97 = 628,922.98 : x
  2. Step 2: Convert to fraction form
    1,087,778.96/1,501,046.97 = 628,922.98/x
  3. Step 3: Cross multiply
    1,087,778.96x = 1,501,046.97 × 628,922.98
  4. Step 4: Simplify right side
    1,087,778.96x = 944,042,925,987.14
  5. Step 5: Solve for x
    x = 944,042,925,987.14/1,087,778.96
  6. Step 6: Final answer
    x = 867,862.83

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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.