Home / 3,380,972.06-5,071,753.37-856,627.31

Finding the Fourth Proportional to 3,380,972.06, 5,071,753.37 and 856,627.31

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Solution

The fourth proportional to 3,380,972.06, 5,071,753.37 and 856,627.31 is: 1,285,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,972.06 : 5,071,753.37 = 856,627.31 : x
  2. Step 2: Convert to fraction form
    3,380,972.06/5,071,753.37 = 856,627.31/x
  3. Step 3: Cross multiply
    3,380,972.06x = 5,071,753.37 × 856,627.31
  4. Step 4: Simplify right side
    3,380,972.06x = 4,344,602,461,147.49
  5. Step 5: Solve for x
    x = 4,344,602,461,147.49/3,380,972.06
  6. Step 6: Final answer
    x = 1,285,015.78

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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.