Home / 1,338,200.63-1,846,667.44-726,340.39

Finding the Fourth Proportional to 1,338,200.63, 1,846,667.44 and 726,340.39

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Solution

The fourth proportional to 1,338,200.63, 1,846,667.44 and 726,340.39 is: 1,002,322.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,200.63 : 1,846,667.44 = 726,340.39 : x
  2. Step 2: Convert to fraction form
    1,338,200.63/1,846,667.44 = 726,340.39/x
  3. Step 3: Cross multiply
    1,338,200.63x = 1,846,667.44 × 726,340.39
  4. Step 4: Simplify right side
    1,338,200.63x = 1,341,309,144,861.16
  5. Step 5: Solve for x
    x = 1,341,309,144,861.16/1,338,200.63
  6. Step 6: Final answer
    x = 1,002,322.91

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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.