Home / 2,675,437.20-4,007,712.60-1,661,446.80

Finding the Fourth Proportional to 2,675,437.20, 4,007,712.60 and 1,661,446.80

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Solution

The fourth proportional to 2,675,437.20, 4,007,712.60 and 1,661,446.80 is: 2,488,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675,437.20 : 4,007,712.60 = 1,661,446.80 : x
  2. Step 2: Convert to fraction form
    2,675,437.20/4,007,712.60 = 1,661,446.80/x
  3. Step 3: Cross multiply
    2,675,437.20x = 4,007,712.60 × 1,661,446.80
  4. Step 4: Simplify right side
    2,675,437.20x = 6,658,601,274,589.68
  5. Step 5: Solve for x
    x = 6,658,601,274,589.68/2,675,437.20
  6. Step 6: Final answer
    x = 2,488,789.97

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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.