Home / 2,560,974.25-3,842,064.86-831,836.37

Finding the Fourth Proportional to 2,560,974.25, 3,842,064.86 and 831,836.37

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Solution

The fourth proportional to 2,560,974.25, 3,842,064.86 and 831,836.37 is: 1,247,950.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,974.25 : 3,842,064.86 = 831,836.37 : x
  2. Step 2: Convert to fraction form
    2,560,974.25/3,842,064.86 = 831,836.37/x
  3. Step 3: Cross multiply
    2,560,974.25x = 3,842,064.86 × 831,836.37
  4. Step 4: Simplify right side
    2,560,974.25x = 3,195,969,286,446.96
  5. Step 5: Solve for x
    x = 3,195,969,286,446.96/2,560,974.25
  6. Step 6: Final answer
    x = 1,247,950.57

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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.