Home / 2,663,299.25-3,995,540.75-1,242,580.31

Finding the Fourth Proportional to 2,663,299.25, 3,995,540.75 and 1,242,580.31

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Solution

The fourth proportional to 2,663,299.25, 3,995,540.75 and 1,242,580.31 is: 1,864,146.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,299.25 : 3,995,540.75 = 1,242,580.31 : x
  2. Step 2: Convert to fraction form
    2,663,299.25/3,995,540.75 = 1,242,580.31/x
  3. Step 3: Cross multiply
    2,663,299.25x = 3,995,540.75 × 1,242,580.31
  4. Step 4: Simplify right side
    2,663,299.25x = 4,964,780,277,350.06
  5. Step 5: Solve for x
    x = 4,964,780,277,350.06/2,663,299.25
  6. Step 6: Final answer
    x = 1,864,146.61

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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.