Home / 2,060,917.31-3,091,383.87-861,998.60

Finding the Fourth Proportional to 2,060,917.31, 3,091,383.87 and 861,998.60

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Solution

The fourth proportional to 2,060,917.31, 3,091,383.87 and 861,998.60 is: 1,293,001.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060,917.31 : 3,091,383.87 = 861,998.60 : x
  2. Step 2: Convert to fraction form
    2,060,917.31/3,091,383.87 = 861,998.60/x
  3. Step 3: Cross multiply
    2,060,917.31x = 3,091,383.87 × 861,998.60
  4. Step 4: Simplify right side
    2,060,917.31x = 2,664,768,568,002.58
  5. Step 5: Solve for x
    x = 2,664,768,568,002.58/2,060,917.31
  6. Step 6: Final answer
    x = 1,293,001.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.