Home / 3,188,906.52-4,399,587-2,043,618.36

Finding the Fourth Proportional to 3,188,906.52, 4,399,587 and 2,043,618.36

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Solution

The fourth proportional to 3,188,906.52, 4,399,587 and 2,043,618.36 is: 2,819,485.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,906.52 : 4,399,587 = 2,043,618.36 : x
  2. Step 2: Convert to fraction form
    3,188,906.52/4,399,587 = 2,043,618.36/x
  3. Step 3: Cross multiply
    3,188,906.52x = 4,399,587 × 2,043,618.36
  4. Step 4: Simplify right side
    3,188,906.52x = 8,991,076,769,617.32
  5. Step 5: Solve for x
    x = 8,991,076,769,617.32/3,188,906.52
  6. Step 6: Final answer
    x = 2,819,485.84

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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.