Home / 3,959,251.38-5,463,781.89-2,148,415.38

Finding the Fourth Proportional to 3,959,251.38, 5,463,781.89 and 2,148,415.38

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Solution

The fourth proportional to 3,959,251.38, 5,463,781.89 and 2,148,415.38 is: 2,964,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,251.38 : 5,463,781.89 = 2,148,415.38 : x
  2. Step 2: Convert to fraction form
    3,959,251.38/5,463,781.89 = 2,148,415.38/x
  3. Step 3: Cross multiply
    3,959,251.38x = 5,463,781.89 × 2,148,415.38
  4. Step 4: Simplify right side
    3,959,251.38x = 11,738,473,045,441.47
  5. Step 5: Solve for x
    x = 11,738,473,045,441.47/3,959,251.38
  6. Step 6: Final answer
    x = 2,964,821.36

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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.