Home / 2,865,865.03-3,954,923.14-1,642,144.06

Finding the Fourth Proportional to 2,865,865.03, 3,954,923.14 and 1,642,144.06

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Solution

The fourth proportional to 2,865,865.03, 3,954,923.14 and 1,642,144.06 is: 2,266,175.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,865.03 : 3,954,923.14 = 1,642,144.06 : x
  2. Step 2: Convert to fraction form
    2,865,865.03/3,954,923.14 = 1,642,144.06/x
  3. Step 3: Cross multiply
    2,865,865.03x = 3,954,923.14 × 1,642,144.06
  4. Step 4: Simplify right side
    2,865,865.03x = 6,494,553,542,107.55
  5. Step 5: Solve for x
    x = 6,494,553,542,107.55/2,865,865.03
  6. Step 6: Final answer
    x = 2,266,175.65

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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.