Home / 2,199,119.28-3,299,195.16-682,724.76

Finding the Fourth Proportional to 2,199,119.28, 3,299,195.16 and 682,724.76

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Solution

The fourth proportional to 2,199,119.28, 3,299,195.16 and 682,724.76 is: 1,024,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,119.28 : 3,299,195.16 = 682,724.76 : x
  2. Step 2: Convert to fraction form
    2,199,119.28/3,299,195.16 = 682,724.76/x
  3. Step 3: Cross multiply
    2,199,119.28x = 3,299,195.16 × 682,724.76
  4. Step 4: Simplify right side
    2,199,119.28x = 2,252,442,223,804.16
  5. Step 5: Solve for x
    x = 2,252,442,223,804.16/2,199,119.28
  6. Step 6: Final answer
    x = 1,024,247.41

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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.