Home / 3,943,199.72-5,441,613.32-2,132,363.72

Finding the Fourth Proportional to 3,943,199.72, 5,441,613.32 and 2,132,363.72

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Solution

The fourth proportional to 3,943,199.72, 5,441,613.32 and 2,132,363.72 is: 2,942,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,199.72 : 5,441,613.32 = 2,132,363.72 : x
  2. Step 2: Convert to fraction form
    3,943,199.72/5,441,613.32 = 2,132,363.72/x
  3. Step 3: Cross multiply
    3,943,199.72x = 5,441,613.32 × 2,132,363.72
  4. Step 4: Simplify right side
    3,943,199.72x = 11,603,498,783,966.87
  5. Step 5: Solve for x
    x = 11,603,498,783,966.87/3,943,199.72
  6. Step 6: Final answer
    x = 2,942,660.69

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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.