Home / 5,677,769.85-8,511,617.13-2,082,709.86

Finding the Fourth Proportional to 5,677,769.85, 8,511,617.13 and 2,082,709.86

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Solution

The fourth proportional to 5,677,769.85, 8,511,617.13 and 2,082,709.86 is: 3,122,216.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677,769.85 : 8,511,617.13 = 2,082,709.86 : x
  2. Step 2: Convert to fraction form
    5,677,769.85/8,511,617.13 = 2,082,709.86/x
  3. Step 3: Cross multiply
    5,677,769.85x = 8,511,617.13 × 2,082,709.86
  4. Step 4: Simplify right side
    5,677,769.85x = 17,727,228,921,195.91
  5. Step 5: Solve for x
    x = 17,727,228,921,195.91/5,677,769.85
  6. Step 6: Final answer
    x = 3,122,216.89

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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.