Home / 3,622,370.64-4,998,769.92-1,990,777.38

Finding the Fourth Proportional to 3,622,370.64, 4,998,769.92 and 1,990,777.38

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Solution

The fourth proportional to 3,622,370.64, 4,998,769.92 and 1,990,777.38 is: 2,747,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,370.64 : 4,998,769.92 = 1,990,777.38 : x
  2. Step 2: Convert to fraction form
    3,622,370.64/4,998,769.92 = 1,990,777.38/x
  3. Step 3: Cross multiply
    3,622,370.64x = 4,998,769.92 × 1,990,777.38
  4. Step 4: Simplify right side
    3,622,370.64x = 9,951,438,084,560.41
  5. Step 5: Solve for x
    x = 9,951,438,084,560.41/3,622,370.64
  6. Step 6: Final answer
    x = 2,747,216.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.