Home / 1,986,204-2,740,961.52-1,080,792.48

Finding the Fourth Proportional to 1,986,204, 2,740,961.52 and 1,080,792.48

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Solution

The fourth proportional to 1,986,204, 2,740,961.52 and 1,080,792.48 is: 1,491,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,204 : 2,740,961.52 = 1,080,792.48 : x
  2. Step 2: Convert to fraction form
    1,986,204/2,740,961.52 = 1,080,792.48/x
  3. Step 3: Cross multiply
    1,986,204x = 2,740,961.52 × 1,080,792.48
  4. Step 4: Simplify right side
    1,986,204x = 2,962,410,598,785.37
  5. Step 5: Solve for x
    x = 2,962,410,598,785.37/1,986,204
  6. Step 6: Final answer
    x = 1,491,493.62

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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.