Home / 2,626,671.12-3,940,007.40-632,127.12

Finding the Fourth Proportional to 2,626,671.12, 3,940,007.40 and 632,127.12

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Solution

The fourth proportional to 2,626,671.12, 3,940,007.40 and 632,127.12 is: 948,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,671.12 : 3,940,007.40 = 632,127.12 : x
  2. Step 2: Convert to fraction form
    2,626,671.12/3,940,007.40 = 632,127.12/x
  3. Step 3: Cross multiply
    2,626,671.12x = 3,940,007.40 × 632,127.12
  4. Step 4: Simplify right side
    2,626,671.12x = 2,490,585,530,540.69
  5. Step 5: Solve for x
    x = 2,490,585,530,540.69/2,626,671.12
  6. Step 6: Final answer
    x = 948,190.85

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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.