Home / 3,266,306.42-4,899,142.82-991,850.49

Finding the Fourth Proportional to 3,266,306.42, 4,899,142.82 and 991,850.49

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Solution

The fourth proportional to 3,266,306.42, 4,899,142.82 and 991,850.49 is: 1,487,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,306.42 : 4,899,142.82 = 991,850.49 : x
  2. Step 2: Convert to fraction form
    3,266,306.42/4,899,142.82 = 991,850.49/x
  3. Step 3: Cross multiply
    3,266,306.42x = 4,899,142.82 × 991,850.49
  4. Step 4: Simplify right side
    3,266,306.42x = 4,859,217,220,065.87
  5. Step 5: Solve for x
    x = 4,859,217,220,065.87/3,266,306.42
  6. Step 6: Final answer
    x = 1,487,679.54

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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.