Home / 2,266,454.68-3,398,889.78-668,593.72

Finding the Fourth Proportional to 2,266,454.68, 3,398,889.78 and 668,593.72

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Solution

The fourth proportional to 2,266,454.68, 3,398,889.78 and 668,593.72 is: 1,002,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,454.68 : 3,398,889.78 = 668,593.72 : x
  2. Step 2: Convert to fraction form
    2,266,454.68/3,398,889.78 = 668,593.72/x
  3. Step 3: Cross multiply
    2,266,454.68x = 3,398,889.78 × 668,593.72
  4. Step 4: Simplify right side
    2,266,454.68x = 2,272,476,361,880.18
  5. Step 5: Solve for x
    x = 2,272,476,361,880.18/2,266,454.68
  6. Step 6: Final answer
    x = 1,002,656.87

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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.