Home / 2,874,601.40-4,314,892.82-2,117,297.97

Finding the Fourth Proportional to 2,874,601.40, 4,314,892.82 and 2,117,297.97

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Solution

The fourth proportional to 2,874,601.40, 4,314,892.82 and 2,117,297.97 is: 3,178,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,601.40 : 4,314,892.82 = 2,117,297.97 : x
  2. Step 2: Convert to fraction form
    2,874,601.40/4,314,892.82 = 2,117,297.97/x
  3. Step 3: Cross multiply
    2,874,601.40x = 4,314,892.82 × 2,117,297.97
  4. Step 4: Simplify right side
    2,874,601.40x = 9,135,913,797,967.09
  5. Step 5: Solve for x
    x = 9,135,913,797,967.09/2,874,601.40
  6. Step 6: Final answer
    x = 3,178,149.78

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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.