Home / 3,997,930.62-5,517,274.65-2,187,094.62

Finding the Fourth Proportional to 3,997,930.62, 5,517,274.65 and 2,187,094.62

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Solution

The fourth proportional to 3,997,930.62, 5,517,274.65 and 2,187,094.62 is: 3,018,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,930.62 : 5,517,274.65 = 2,187,094.62 : x
  2. Step 2: Convert to fraction form
    3,997,930.62/5,517,274.65 = 2,187,094.62/x
  3. Step 3: Cross multiply
    3,997,930.62x = 5,517,274.65 × 2,187,094.62
  4. Step 4: Simplify right side
    3,997,930.62x = 12,066,801,704,077.38
  5. Step 5: Solve for x
    x = 12,066,801,704,077.38/3,997,930.62
  6. Step 6: Final answer
    x = 3,018,261.91

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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.