Home / 3,785,537.62-5,223,845.44-2,153,911.69

Finding the Fourth Proportional to 3,785,537.62, 5,223,845.44 and 2,153,911.69

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Solution

The fourth proportional to 3,785,537.62, 5,223,845.44 and 2,153,911.69 is: 2,972,286.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,537.62 : 5,223,845.44 = 2,153,911.69 : x
  2. Step 2: Convert to fraction form
    3,785,537.62/5,223,845.44 = 2,153,911.69/x
  3. Step 3: Cross multiply
    3,785,537.62x = 5,223,845.44 × 2,153,911.69
  4. Step 4: Simplify right side
    3,785,537.62x = 11,251,701,745,865.14
  5. Step 5: Solve for x
    x = 11,251,701,745,865.14/3,785,537.62
  6. Step 6: Final answer
    x = 2,972,286.34

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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.