Home / 3,855,232.06-5,320,251.76-2,136,381.28

Finding the Fourth Proportional to 3,855,232.06, 5,320,251.76 and 2,136,381.28

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Solution

The fourth proportional to 3,855,232.06, 5,320,251.76 and 2,136,381.28 is: 2,948,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,232.06 : 5,320,251.76 = 2,136,381.28 : x
  2. Step 2: Convert to fraction form
    3,855,232.06/5,320,251.76 = 2,136,381.28/x
  3. Step 3: Cross multiply
    3,855,232.06x = 5,320,251.76 × 2,136,381.28
  4. Step 4: Simplify right side
    3,855,232.06x = 11,366,086,264,951.05
  5. Step 5: Solve for x
    x = 11,366,086,264,951.05/3,855,232.06
  6. Step 6: Final answer
    x = 2,948,223.63

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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.