Home / 3,135,712.32-4,702,046.16-1,839,217.68

Finding the Fourth Proportional to 3,135,712.32, 4,702,046.16 and 1,839,217.68

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Solution

The fourth proportional to 3,135,712.32, 4,702,046.16 and 1,839,217.68 is: 2,757,933.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,712.32 : 4,702,046.16 = 1,839,217.68 : x
  2. Step 2: Convert to fraction form
    3,135,712.32/4,702,046.16 = 1,839,217.68/x
  3. Step 3: Cross multiply
    3,135,712.32x = 4,702,046.16 × 1,839,217.68
  4. Step 4: Simplify right side
    3,135,712.32x = 8,648,086,429,648.11
  5. Step 5: Solve for x
    x = 8,648,086,429,648.11/3,135,712.32
  6. Step 6: Final answer
    x = 2,757,933.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.