Home / 6,469,080-9,702,590.76-2,150,771.97

Finding the Fourth Proportional to 6,469,080, 9,702,590.76 and 2,150,771.97

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Solution

The fourth proportional to 6,469,080, 9,702,590.76 and 2,150,771.97 is: 3,225,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,080 : 9,702,590.76 = 2,150,771.97 : x
  2. Step 2: Convert to fraction form
    6,469,080/9,702,590.76 = 2,150,771.97/x
  3. Step 3: Cross multiply
    6,469,080x = 9,702,590.76 × 2,150,771.97
  4. Step 4: Simplify right side
    6,469,080x = 20,868,060,242,989
  5. Step 5: Solve for x
    x = 20,868,060,242,989/6,469,080
  6. Step 6: Final answer
    x = 3,225,815.76

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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.