Home / 2,665,396.96-3,998,092.36-868,277.56

Finding the Fourth Proportional to 2,665,396.96, 3,998,092.36 and 868,277.56

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Solution

The fourth proportional to 2,665,396.96, 3,998,092.36 and 868,277.56 is: 1,302,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,396.96 : 3,998,092.36 = 868,277.56 : x
  2. Step 2: Convert to fraction form
    2,665,396.96/3,998,092.36 = 868,277.56/x
  3. Step 3: Cross multiply
    2,665,396.96x = 3,998,092.36 × 868,277.56
  4. Step 4: Simplify right side
    2,665,396.96x = 3,471,453,878,995.44
  5. Step 5: Solve for x
    x = 3,471,453,878,995.44/2,665,396.96
  6. Step 6: Final answer
    x = 1,302,415.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.