Home / 2,951,207.38-4,072,558.66-1,644,391.90

Finding the Fourth Proportional to 2,951,207.38, 4,072,558.66 and 1,644,391.90

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Solution

The fourth proportional to 2,951,207.38, 4,072,558.66 and 1,644,391.90 is: 2,269,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,207.38 : 4,072,558.66 = 1,644,391.90 : x
  2. Step 2: Convert to fraction form
    2,951,207.38/4,072,558.66 = 1,644,391.90/x
  3. Step 3: Cross multiply
    2,951,207.38x = 4,072,558.66 × 1,644,391.90
  4. Step 4: Simplify right side
    2,951,207.38x = 6,696,882,481,025.86
  5. Step 5: Solve for x
    x = 6,696,882,481,025.86/2,951,207.38
  6. Step 6: Final answer
    x = 2,269,200.91

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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.