Home / 2,198,758.32-3,297,525.12-778,433.04

Finding the Fourth Proportional to 2,198,758.32, 3,297,525.12 and 778,433.04

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Solution

The fourth proportional to 2,198,758.32, 3,297,525.12 and 778,433.04 is: 1,167,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,758.32 : 3,297,525.12 = 778,433.04 : x
  2. Step 2: Convert to fraction form
    2,198,758.32/3,297,525.12 = 778,433.04/x
  3. Step 3: Cross multiply
    2,198,758.32x = 3,297,525.12 × 778,433.04
  4. Step 4: Simplify right side
    2,198,758.32x = 2,566,902,503,637.97
  5. Step 5: Solve for x
    x = 2,566,902,503,637.97/2,198,758.32
  6. Step 6: Final answer
    x = 1,167,432.76

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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.