Home / 2,777,844.67-4,167,166.20-858,905.53

Finding the Fourth Proportional to 2,777,844.67, 4,167,166.20 and 858,905.53

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Solution

The fourth proportional to 2,777,844.67, 4,167,166.20 and 858,905.53 is: 1,288,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,844.67 : 4,167,166.20 = 858,905.53 : x
  2. Step 2: Convert to fraction form
    2,777,844.67/4,167,166.20 = 858,905.53/x
  3. Step 3: Cross multiply
    2,777,844.67x = 4,167,166.20 × 858,905.53
  4. Step 4: Simplify right side
    2,777,844.67x = 3,579,202,093,609.09
  5. Step 5: Solve for x
    x = 3,579,202,093,609.09/2,777,844.67
  6. Step 6: Final answer
    x = 1,288,481.73

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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.