Home / 917,767.20-1,375,306.20-822,997.20

Finding the Fourth Proportional to 917,767.20, 1,375,306.20 and 822,997.20

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Solution

The fourth proportional to 917,767.20, 1,375,306.20 and 822,997.20 is: 1,233,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,767.20 : 1,375,306.20 = 822,997.20 : x
  2. Step 2: Convert to fraction form
    917,767.20/1,375,306.20 = 822,997.20/x
  3. Step 3: Cross multiply
    917,767.20x = 1,375,306.20 × 822,997.20
  4. Step 4: Simplify right side
    917,767.20x = 1,131,873,151,742.64
  5. Step 5: Solve for x
    x = 1,131,873,151,742.64/917,767.20
  6. Step 6: Final answer
    x = 1,233,290.05

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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.