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Finding the Fourth Proportional to 2,183,399, 3,275,597.04 and 667,297.72

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Solution

The fourth proportional to 2,183,399, 3,275,597.04 and 667,297.72 is: 1,001,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,399 : 3,275,597.04 = 667,297.72 : x
  2. Step 2: Convert to fraction form
    2,183,399/3,275,597.04 = 667,297.72/x
  3. Step 3: Cross multiply
    2,183,399x = 3,275,597.04 × 667,297.72
  4. Step 4: Simplify right side
    2,183,399x = 2,185,798,436,430.75
  5. Step 5: Solve for x
    x = 2,185,798,436,430.75/2,183,399
  6. Step 6: Final answer
    x = 1,001,098.95

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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.