Home / 3,151,911.56-4,348,993.14-1,862,105.48

Finding the Fourth Proportional to 3,151,911.56, 4,348,993.14 and 1,862,105.48

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Solution

The fourth proportional to 3,151,911.56, 4,348,993.14 and 1,862,105.48 is: 2,569,324.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,911.56 : 4,348,993.14 = 1,862,105.48 : x
  2. Step 2: Convert to fraction form
    3,151,911.56/4,348,993.14 = 1,862,105.48/x
  3. Step 3: Cross multiply
    3,151,911.56x = 4,348,993.14 × 1,862,105.48
  4. Step 4: Simplify right side
    3,151,911.56x = 8,098,283,958,476.41
  5. Step 5: Solve for x
    x = 8,098,283,958,476.41/3,151,911.56
  6. Step 6: Final answer
    x = 2,569,324.62

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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.