Home / 827,796.20-1,241,694.30-722,820.20

Finding the Fourth Proportional to 827,796.20, 1,241,694.30 and 722,820.20

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Solution

The fourth proportional to 827,796.20, 1,241,694.30 and 722,820.20 is: 1,084,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,796.20 : 1,241,694.30 = 722,820.20 : x
  2. Step 2: Convert to fraction form
    827,796.20/1,241,694.30 = 722,820.20/x
  3. Step 3: Cross multiply
    827,796.20x = 1,241,694.30 × 722,820.20
  4. Step 4: Simplify right side
    827,796.20x = 897,521,722,264.86
  5. Step 5: Solve for x
    x = 897,521,722,264.86/827,796.20
  6. Step 6: Final answer
    x = 1,084,230.30

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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.