Home / 3,171,997.58-4,377,361.08-1,721,693.34

Finding the Fourth Proportional to 3,171,997.58, 4,377,361.08 and 1,721,693.34

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Solution

The fourth proportional to 3,171,997.58, 4,377,361.08 and 1,721,693.34 is: 2,375,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,997.58 : 4,377,361.08 = 1,721,693.34 : x
  2. Step 2: Convert to fraction form
    3,171,997.58/4,377,361.08 = 1,721,693.34/x
  3. Step 3: Cross multiply
    3,171,997.58x = 4,377,361.08 × 1,721,693.34
  4. Step 4: Simplify right side
    3,171,997.58x = 7,536,473,418,211.21
  5. Step 5: Solve for x
    x = 7,536,473,418,211.21/3,171,997.58
  6. Step 6: Final answer
    x = 2,375,939.21

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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.