Home / 1,270,803.46-1,906,205.87-797,820.97

Finding the Fourth Proportional to 1,270,803.46, 1,906,205.87 and 797,820.97

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Solution

The fourth proportional to 1,270,803.46, 1,906,205.87 and 797,820.97 is: 1,196,731.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,803.46 : 1,906,205.87 = 797,820.97 : x
  2. Step 2: Convert to fraction form
    1,270,803.46/1,906,205.87 = 797,820.97/x
  3. Step 3: Cross multiply
    1,270,803.46x = 1,906,205.87 × 797,820.97
  4. Step 4: Simplify right side
    1,270,803.46x = 1,520,811,016,223.09
  5. Step 5: Solve for x
    x = 1,520,811,016,223.09/1,270,803.46
  6. Step 6: Final answer
    x = 1,196,731.88

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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.