Home / 3,627,009.39-5,005,272.84-1,995,381.66

Finding the Fourth Proportional to 3,627,009.39, 5,005,272.84 and 1,995,381.66

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Solution

The fourth proportional to 3,627,009.39, 5,005,272.84 and 1,995,381.66 is: 2,753,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627,009.39 : 5,005,272.84 = 1,995,381.66 : x
  2. Step 2: Convert to fraction form
    3,627,009.39/5,005,272.84 = 1,995,381.66/x
  3. Step 3: Cross multiply
    3,627,009.39x = 5,005,272.84 × 1,995,381.66
  4. Step 4: Simplify right side
    3,627,009.39x = 9,987,429,628,232.11
  5. Step 5: Solve for x
    x = 9,987,429,628,232.11/3,627,009.39
  6. Step 6: Final answer
    x = 2,753,626.63

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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.