Home / 3,940,234.05-5,910,528.12-1,207,581.27

Finding the Fourth Proportional to 3,940,234.05, 5,910,528.12 and 1,207,581.27

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Solution

The fourth proportional to 3,940,234.05, 5,910,528.12 and 1,207,581.27 is: 1,811,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,234.05 : 5,910,528.12 = 1,207,581.27 : x
  2. Step 2: Convert to fraction form
    3,940,234.05/5,910,528.12 = 1,207,581.27/x
  3. Step 3: Cross multiply
    3,940,234.05x = 5,910,528.12 × 1,207,581.27
  4. Step 4: Simplify right side
    3,940,234.05x = 7,137,443,053,520.31
  5. Step 5: Solve for x
    x = 7,137,443,053,520.31/3,940,234.05
  6. Step 6: Final answer
    x = 1,811,426.16

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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.