Home / 3,762,945.66-5,193,007.47-2,109,123.09

Finding the Fourth Proportional to 3,762,945.66, 5,193,007.47 and 2,109,123.09

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Solution

The fourth proportional to 3,762,945.66, 5,193,007.47 and 2,109,123.09 is: 2,910,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762,945.66 : 5,193,007.47 = 2,109,123.09 : x
  2. Step 2: Convert to fraction form
    3,762,945.66/5,193,007.47 = 2,109,123.09/x
  3. Step 3: Cross multiply
    3,762,945.66x = 5,193,007.47 × 2,109,123.09
  4. Step 4: Simplify right side
    3,762,945.66x = 10,952,691,961,519.48
  5. Step 5: Solve for x
    x = 10,952,691,961,519.48/3,762,945.66
  6. Step 6: Final answer
    x = 2,910,669.71

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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.