Home / 2,217,013.78-3,057,891.48-1,441,197.40

Finding the Fourth Proportional to 2,217,013.78, 3,057,891.48 and 1,441,197.40

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Solution

The fourth proportional to 2,217,013.78, 3,057,891.48 and 1,441,197.40 is: 1,987,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,013.78 : 3,057,891.48 = 1,441,197.40 : x
  2. Step 2: Convert to fraction form
    2,217,013.78/3,057,891.48 = 1,441,197.40/x
  3. Step 3: Cross multiply
    2,217,013.78x = 3,057,891.48 × 1,441,197.40
  4. Step 4: Simplify right side
    2,217,013.78x = 4,407,025,250,458.15
  5. Step 5: Solve for x
    x = 4,407,025,250,458.15/2,217,013.78
  6. Step 6: Final answer
    x = 1,987,820.41

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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.