Home / 1,945,828.92-2,685,067.20-1,086,231

Finding the Fourth Proportional to 1,945,828.92, 2,685,067.20 and 1,086,231

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Solution

The fourth proportional to 1,945,828.92, 2,685,067.20 and 1,086,231 is: 1,498,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,828.92 : 2,685,067.20 = 1,086,231 : x
  2. Step 2: Convert to fraction form
    1,945,828.92/2,685,067.20 = 1,086,231/x
  3. Step 3: Cross multiply
    1,945,828.92x = 2,685,067.20 × 1,086,231
  4. Step 4: Simplify right side
    1,945,828.92x = 2,916,603,229,723.20
  5. Step 5: Solve for x
    x = 2,916,603,229,723.20/1,945,828.92
  6. Step 6: Final answer
    x = 1,498,900.13

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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.