Home / 2,786,511.75-4,179,819.47-792,019.59

Finding the Fourth Proportional to 2,786,511.75, 4,179,819.47 and 792,019.59

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Solution

The fourth proportional to 2,786,511.75, 4,179,819.47 and 792,019.59 is: 1,188,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,511.75 : 4,179,819.47 = 792,019.59 : x
  2. Step 2: Convert to fraction form
    2,786,511.75/4,179,819.47 = 792,019.59/x
  3. Step 3: Cross multiply
    2,786,511.75x = 4,179,819.47 × 792,019.59
  4. Step 4: Simplify right side
    2,786,511.75x = 3,310,498,898,943.32
  5. Step 5: Solve for x
    x = 3,310,498,898,943.32/2,786,511.75
  6. Step 6: Final answer
    x = 1,188,044.12

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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.