Home / 2,138,383.20-3,208,438.80-940,533.60

Finding the Fourth Proportional to 2,138,383.20, 3,208,438.80 and 940,533.60

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Solution

The fourth proportional to 2,138,383.20, 3,208,438.80 and 940,533.60 is: 1,411,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,383.20 : 3,208,438.80 = 940,533.60 : x
  2. Step 2: Convert to fraction form
    2,138,383.20/3,208,438.80 = 940,533.60/x
  3. Step 3: Cross multiply
    2,138,383.20x = 3,208,438.80 × 940,533.60
  4. Step 4: Simplify right side
    2,138,383.20x = 3,017,644,494,943.68
  5. Step 5: Solve for x
    x = 3,017,644,494,943.68/2,138,383.20
  6. Step 6: Final answer
    x = 1,411,180.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.