Home / 3,291,268.92-4,542,916.68-1,914,936.36

Finding the Fourth Proportional to 3,291,268.92, 4,542,916.68 and 1,914,936.36

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Solution

The fourth proportional to 3,291,268.92, 4,542,916.68 and 1,914,936.36 is: 2,643,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,268.92 : 4,542,916.68 = 1,914,936.36 : x
  2. Step 2: Convert to fraction form
    3,291,268.92/4,542,916.68 = 1,914,936.36/x
  3. Step 3: Cross multiply
    3,291,268.92x = 4,542,916.68 × 1,914,936.36
  4. Step 4: Simplify right side
    3,291,268.92x = 8,699,396,330,982.49
  5. Step 5: Solve for x
    x = 8,699,396,330,982.49/3,291,268.92
  6. Step 6: Final answer
    x = 2,643,173.97

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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.