Home / 4,114,723.31-5,678,067.65-2,279,072.75

Finding the Fourth Proportional to 4,114,723.31, 5,678,067.65 and 2,279,072.75

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Solution

The fourth proportional to 4,114,723.31, 5,678,067.65 and 2,279,072.75 is: 3,144,981.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114,723.31 : 5,678,067.65 = 2,279,072.75 : x
  2. Step 2: Convert to fraction form
    4,114,723.31/5,678,067.65 = 2,279,072.75/x
  3. Step 3: Cross multiply
    4,114,723.31x = 5,678,067.65 × 2,279,072.75
  4. Step 4: Simplify right side
    4,114,723.31x = 12,940,729,273,664.39
  5. Step 5: Solve for x
    x = 12,940,729,273,664.39/4,114,723.31
  6. Step 6: Final answer
    x = 3,144,981.65

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1.5x scale

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.