Home / 2,297,718.40-3,446,731.20-781,379.20

Finding the Fourth Proportional to 2,297,718.40, 3,446,731.20 and 781,379.20

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Solution

The fourth proportional to 2,297,718.40, 3,446,731.20 and 781,379.20 is: 1,172,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297,718.40 : 3,446,731.20 = 781,379.20 : x
  2. Step 2: Convert to fraction form
    2,297,718.40/3,446,731.20 = 781,379.20/x
  3. Step 3: Cross multiply
    2,297,718.40x = 3,446,731.20 × 781,379.20
  4. Step 4: Simplify right side
    2,297,718.40x = 2,693,204,067,671.04
  5. Step 5: Solve for x
    x = 2,693,204,067,671.04/2,297,718.40
  6. Step 6: Final answer
    x = 1,172,121.03

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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.