Home / 3,940,383.89-5,437,495.32-2,286,402.95

Finding the Fourth Proportional to 3,940,383.89, 5,437,495.32 and 2,286,402.95

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Solution

The fourth proportional to 3,940,383.89, 5,437,495.32 and 2,286,402.95 is: 3,155,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,383.89 : 5,437,495.32 = 2,286,402.95 : x
  2. Step 2: Convert to fraction form
    3,940,383.89/5,437,495.32 = 2,286,402.95/x
  3. Step 3: Cross multiply
    3,940,383.89x = 5,437,495.32 × 2,286,402.95
  4. Step 4: Simplify right side
    3,940,383.89x = 12,432,305,327,554.03
  5. Step 5: Solve for x
    x = 12,432,305,327,554.03/3,940,383.89
  6. Step 6: Final answer
    x = 3,155,100.03

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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.