Home / 3,269,348.42-4,512,325.29-2,164,832.78

Finding the Fourth Proportional to 3,269,348.42, 4,512,325.29 and 2,164,832.78

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Solution

The fourth proportional to 3,269,348.42, 4,512,325.29 and 2,164,832.78 is: 2,987,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,348.42 : 4,512,325.29 = 2,164,832.78 : x
  2. Step 2: Convert to fraction form
    3,269,348.42/4,512,325.29 = 2,164,832.78/x
  3. Step 3: Cross multiply
    3,269,348.42x = 4,512,325.29 × 2,164,832.78
  4. Step 4: Simplify right side
    3,269,348.42x = 9,768,429,679,253.38
  5. Step 5: Solve for x
    x = 9,768,429,679,253.38/3,269,348.42
  6. Step 6: Final answer
    x = 2,987,882.73

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1.5x scale

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.