Home / 3,214,905.39-4,436,791.20-2,125,287.32

Finding the Fourth Proportional to 3,214,905.39, 4,436,791.20 and 2,125,287.32

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Solution

The fourth proportional to 3,214,905.39, 4,436,791.20 and 2,125,287.32 is: 2,933,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,905.39 : 4,436,791.20 = 2,125,287.32 : x
  2. Step 2: Convert to fraction form
    3,214,905.39/4,436,791.20 = 2,125,287.32/x
  3. Step 3: Cross multiply
    3,214,905.39x = 4,436,791.20 × 2,125,287.32
  4. Step 4: Simplify right side
    3,214,905.39x = 9,429,456,056,663.63
  5. Step 5: Solve for x
    x = 9,429,456,056,663.63/3,214,905.39
  6. Step 6: Final answer
    x = 2,933,043.10

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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.