Home / 3,171,992.36-4,377,232.14-1,721,656.94

Finding the Fourth Proportional to 3,171,992.36, 4,377,232.14 and 1,721,656.94

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Solution

The fourth proportional to 3,171,992.36, 4,377,232.14 and 1,721,656.94 is: 2,375,822.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,992.36 : 4,377,232.14 = 1,721,656.94 : x
  2. Step 2: Convert to fraction form
    3,171,992.36/4,377,232.14 = 1,721,656.94/x
  3. Step 3: Cross multiply
    3,171,992.36x = 4,377,232.14 × 1,721,656.94
  4. Step 4: Simplify right side
    3,171,992.36x = 7,536,092,091,822.05
  5. Step 5: Solve for x
    x = 7,536,092,091,822.05/3,171,992.36
  6. Step 6: Final answer
    x = 2,375,822.90

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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.