Home / 3,223,062.78-4,835,144.97-1,328,768.70

Finding the Fourth Proportional to 3,223,062.78, 4,835,144.97 and 1,328,768.70

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Solution

The fourth proportional to 3,223,062.78, 4,835,144.97 and 1,328,768.70 is: 1,993,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,062.78 : 4,835,144.97 = 1,328,768.70 : x
  2. Step 2: Convert to fraction form
    3,223,062.78/4,835,144.97 = 1,328,768.70/x
  3. Step 3: Cross multiply
    3,223,062.78x = 4,835,144.97 × 1,328,768.70
  4. Step 4: Simplify right side
    3,223,062.78x = 6,424,789,296,098.44
  5. Step 5: Solve for x
    x = 6,424,789,296,098.44/3,223,062.78
  6. Step 6: Final answer
    x = 1,993,380.13

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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.