Home / 2,431,512.72-3,647,228.76-935,928.72

Finding the Fourth Proportional to 2,431,512.72, 3,647,228.76 and 935,928.72

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Solution

The fourth proportional to 2,431,512.72, 3,647,228.76 and 935,928.72 is: 1,403,877.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,512.72 : 3,647,228.76 = 935,928.72 : x
  2. Step 2: Convert to fraction form
    2,431,512.72/3,647,228.76 = 935,928.72/x
  3. Step 3: Cross multiply
    2,431,512.72x = 3,647,228.76 × 935,928.72
  4. Step 4: Simplify right side
    2,431,512.72x = 3,413,546,144,893.99
  5. Step 5: Solve for x
    x = 3,413,546,144,893.99/2,431,512.72
  6. Step 6: Final answer
    x = 1,403,877.56

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Why These Related Problems?

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