Home / 3,626,996.43-5,005,255.05-1,995,368.78

Finding the Fourth Proportional to 3,626,996.43, 5,005,255.05 and 1,995,368.78

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Solution

The fourth proportional to 3,626,996.43, 5,005,255.05 and 1,995,368.78 is: 2,753,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,626,996.43 : 5,005,255.05 = 1,995,368.78 : x
  2. Step 2: Convert to fraction form
    3,626,996.43/5,005,255.05 = 1,995,368.78/x
  3. Step 3: Cross multiply
    3,626,996.43x = 5,005,255.05 × 1,995,368.78
  4. Step 4: Simplify right side
    3,626,996.43x = 9,987,329,669,608.50
  5. Step 5: Solve for x
    x = 9,987,329,669,608.50/3,626,996.43
  6. Step 6: Final answer
    x = 2,753,608.90

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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.