Home / 3,765,640.66-5,196,474.89-2,134,198.80

Finding the Fourth Proportional to 3,765,640.66, 5,196,474.89 and 2,134,198.80

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Solution

The fourth proportional to 3,765,640.66, 5,196,474.89 and 2,134,198.80 is: 2,945,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,640.66 : 5,196,474.89 = 2,134,198.80 : x
  2. Step 2: Convert to fraction form
    3,765,640.66/5,196,474.89 = 2,134,198.80/x
  3. Step 3: Cross multiply
    3,765,640.66x = 5,196,474.89 × 2,134,198.80
  4. Step 4: Simplify right side
    3,765,640.66x = 11,090,310,474,468.13
  5. Step 5: Solve for x
    x = 11,090,310,474,468.13/3,765,640.66
  6. Step 6: Final answer
    x = 2,945,132.44

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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.