Home / 3,286,883.91-4,930,325.97-890,728.47

Finding the Fourth Proportional to 3,286,883.91, 4,930,325.97 and 890,728.47

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Solution

The fourth proportional to 3,286,883.91, 4,930,325.97 and 890,728.47 is: 1,336,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,883.91 : 4,930,325.97 = 890,728.47 : x
  2. Step 2: Convert to fraction form
    3,286,883.91/4,930,325.97 = 890,728.47/x
  3. Step 3: Cross multiply
    3,286,883.91x = 4,930,325.97 × 890,728.47
  4. Step 4: Simplify right side
    3,286,883.91x = 4,391,581,707,859.37
  5. Step 5: Solve for x
    x = 4,391,581,707,859.37/3,286,883.91
  6. Step 6: Final answer
    x = 1,336,092.73

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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.