Home / 1,246,082.30-1,873,025.08-822,341.15

Finding the Fourth Proportional to 1,246,082.30, 1,873,025.08 and 822,341.15

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Solution

The fourth proportional to 1,246,082.30, 1,873,025.08 and 822,341.15 is: 1,236,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,082.30 : 1,873,025.08 = 822,341.15 : x
  2. Step 2: Convert to fraction form
    1,246,082.30/1,873,025.08 = 822,341.15/x
  3. Step 3: Cross multiply
    1,246,082.30x = 1,873,025.08 × 822,341.15
  4. Step 4: Simplify right side
    1,246,082.30x = 1,540,265,598,266.04
  5. Step 5: Solve for x
    x = 1,540,265,598,266.04/1,246,082.30
  6. Step 6: Final answer
    x = 1,236,086.57

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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.