Home / 2,257,534.94-3,386,819.66-978,357.15

Finding the Fourth Proportional to 2,257,534.94, 3,386,819.66 and 978,357.15

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Solution

The fourth proportional to 2,257,534.94, 3,386,819.66 and 978,357.15 is: 1,467,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,534.94 : 3,386,819.66 = 978,357.15 : x
  2. Step 2: Convert to fraction form
    2,257,534.94/3,386,819.66 = 978,357.15/x
  3. Step 3: Cross multiply
    2,257,534.94x = 3,386,819.66 × 978,357.15
  4. Step 4: Simplify right side
    2,257,534.94x = 3,313,519,225,229.78
  5. Step 5: Solve for x
    x = 3,313,519,225,229.78/2,257,534.94
  6. Step 6: Final answer
    x = 1,467,759.89

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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.