Home / 3,966,358.32-5,471,707.68-2,876,238.72

Finding the Fourth Proportional to 3,966,358.32, 5,471,707.68 and 2,876,238.72

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Solution

The fourth proportional to 3,966,358.32, 5,471,707.68 and 2,876,238.72 is: 3,967,855.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966,358.32 : 5,471,707.68 = 2,876,238.72 : x
  2. Step 2: Convert to fraction form
    3,966,358.32/5,471,707.68 = 2,876,238.72/x
  3. Step 3: Cross multiply
    3,966,358.32x = 5,471,707.68 × 2,876,238.72
  4. Step 4: Simplify right side
    3,966,358.32x = 15,737,937,493,737.37
  5. Step 5: Solve for x
    x = 15,737,937,493,737.37/3,966,358.32
  6. Step 6: Final answer
    x = 3,967,855.71

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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.