Home / 3,286,784.70-4,930,177.05-2,992,851.90

Finding the Fourth Proportional to 3,286,784.70, 4,930,177.05 and 2,992,851.90

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Solution

The fourth proportional to 3,286,784.70, 4,930,177.05 and 2,992,851.90 is: 4,489,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,784.70 : 4,930,177.05 = 2,992,851.90 : x
  2. Step 2: Convert to fraction form
    3,286,784.70/4,930,177.05 = 2,992,851.90/x
  3. Step 3: Cross multiply
    3,286,784.70x = 4,930,177.05 × 2,992,851.90
  4. Step 4: Simplify right side
    3,286,784.70x = 14,755,289,751,428.89
  5. Step 5: Solve for x
    x = 14,755,289,751,428.89/3,286,784.70
  6. Step 6: Final answer
    x = 4,489,277.85

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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.