Home / 2,115,960.38-3,170,829.35-1,250,504.54

Finding the Fourth Proportional to 2,115,960.38, 3,170,829.35 and 1,250,504.54

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Solution

The fourth proportional to 2,115,960.38, 3,170,829.35 and 1,250,504.54 is: 1,873,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,115,960.38 : 3,170,829.35 = 1,250,504.54 : x
  2. Step 2: Convert to fraction form
    2,115,960.38/3,170,829.35 = 1,250,504.54/x
  3. Step 3: Cross multiply
    2,115,960.38x = 3,170,829.35 × 1,250,504.54
  4. Step 4: Simplify right side
    2,115,960.38x = 3,965,136,481,886.10
  5. Step 5: Solve for x
    x = 3,965,136,481,886.10/2,115,960.38
  6. Step 6: Final answer
    x = 1,873,918.12

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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.