Home / 2,290,856.79-3,161,198-1,324,049.70

Finding the Fourth Proportional to 2,290,856.79, 3,161,198 and 1,324,049.70

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Solution

The fourth proportional to 2,290,856.79, 3,161,198 and 1,324,049.70 is: 1,827,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,856.79 : 3,161,198 = 1,324,049.70 : x
  2. Step 2: Convert to fraction form
    2,290,856.79/3,161,198 = 1,324,049.70/x
  3. Step 3: Cross multiply
    2,290,856.79x = 3,161,198 × 1,324,049.70
  4. Step 4: Simplify right side
    2,290,856.79x = 4,185,583,263,540.60
  5. Step 5: Solve for x
    x = 4,185,583,263,540.60/2,290,856.79
  6. Step 6: Final answer
    x = 1,827,082.03

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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.