Home / 3,627,006.39-5,005,268.70-1,995,378.66

Finding the Fourth Proportional to 3,627,006.39, 5,005,268.70 and 1,995,378.66

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Solution

The fourth proportional to 3,627,006.39, 5,005,268.70 and 1,995,378.66 is: 2,753,622.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627,006.39 : 5,005,268.70 = 1,995,378.66 : x
  2. Step 2: Convert to fraction form
    3,627,006.39/5,005,268.70 = 1,995,378.66/x
  3. Step 3: Cross multiply
    3,627,006.39x = 5,005,268.70 × 1,995,378.66
  4. Step 4: Simplify right side
    3,627,006.39x = 9,987,406,351,545.94
  5. Step 5: Solve for x
    x = 9,987,406,351,545.94/3,627,006.39
  6. Step 6: Final answer
    x = 2,753,622.49

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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.