Home / 3,868,653.72-5,337,183.24-2,338,103.64

Finding the Fourth Proportional to 3,868,653.72, 5,337,183.24 and 2,338,103.64

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Solution

The fourth proportional to 3,868,653.72, 5,337,183.24 and 2,338,103.64 is: 3,225,640.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,653.72 : 5,337,183.24 = 2,338,103.64 : x
  2. Step 2: Convert to fraction form
    3,868,653.72/5,337,183.24 = 2,338,103.64/x
  3. Step 3: Cross multiply
    3,868,653.72x = 5,337,183.24 × 2,338,103.64
  4. Step 4: Simplify right side
    3,868,653.72x = 12,478,887,560,790.99
  5. Step 5: Solve for x
    x = 12,478,887,560,790.99/3,868,653.72
  6. Step 6: Final answer
    x = 3,225,640.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.