Home / 3,848,458.52-5,310,910.26-2,129,574.94

Finding the Fourth Proportional to 3,848,458.52, 5,310,910.26 and 2,129,574.94

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Solution

The fourth proportional to 3,848,458.52, 5,310,910.26 and 2,129,574.94 is: 2,938,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848,458.52 : 5,310,910.26 = 2,129,574.94 : x
  2. Step 2: Convert to fraction form
    3,848,458.52/5,310,910.26 = 2,129,574.94/x
  3. Step 3: Cross multiply
    3,848,458.52x = 5,310,910.26 × 2,129,574.94
  4. Step 4: Simplify right side
    3,848,458.52x = 11,309,981,385,007.61
  5. Step 5: Solve for x
    x = 11,309,981,385,007.61/3,848,458.52
  6. Step 6: Final answer
    x = 2,938,834.16

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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.