Home / 2,861,635.31-3,945,110.70-2,282,822.96

Finding the Fourth Proportional to 2,861,635.31, 3,945,110.70 and 2,282,822.96

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Solution

The fourth proportional to 2,861,635.31, 3,945,110.70 and 2,282,822.96 is: 3,147,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,635.31 : 3,945,110.70 = 2,282,822.96 : x
  2. Step 2: Convert to fraction form
    2,861,635.31/3,945,110.70 = 2,282,822.96/x
  3. Step 3: Cross multiply
    2,861,635.31x = 3,945,110.70 × 2,282,822.96
  4. Step 4: Simplify right side
    2,861,635.31x = 9,005,989,285,701.67
  5. Step 5: Solve for x
    x = 9,005,989,285,701.67/2,861,635.31
  6. Step 6: Final answer
    x = 3,147,147.81

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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.