Home / 3,629,304.78-5,008,458.63-1,997,876.22

Finding the Fourth Proportional to 3,629,304.78, 5,008,458.63 and 1,997,876.22

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Solution

The fourth proportional to 3,629,304.78, 5,008,458.63 and 1,997,876.22 is: 2,757,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,304.78 : 5,008,458.63 = 1,997,876.22 : x
  2. Step 2: Convert to fraction form
    3,629,304.78/5,008,458.63 = 1,997,876.22/x
  3. Step 3: Cross multiply
    3,629,304.78x = 5,008,458.63 × 1,997,876.22
  4. Step 4: Simplify right side
    3,629,304.78x = 10,006,280,395,730.78
  5. Step 5: Solve for x
    x = 10,006,280,395,730.78/3,629,304.78
  6. Step 6: Final answer
    x = 2,757,079.11

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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.