Home / 2,960,213.78-4,442,092.11-1,277,317.28

Finding the Fourth Proportional to 2,960,213.78, 4,442,092.11 and 1,277,317.28

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Solution

The fourth proportional to 2,960,213.78, 4,442,092.11 and 1,277,317.28 is: 1,916,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,213.78 : 4,442,092.11 = 1,277,317.28 : x
  2. Step 2: Convert to fraction form
    2,960,213.78/4,442,092.11 = 1,277,317.28/x
  3. Step 3: Cross multiply
    2,960,213.78x = 4,442,092.11 × 1,277,317.28
  4. Step 4: Simplify right side
    2,960,213.78x = 5,673,961,011,454.66
  5. Step 5: Solve for x
    x = 5,673,961,011,454.66/2,960,213.78
  6. Step 6: Final answer
    x = 1,916,740.29

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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.