Home / 1,263,481.48-1,895,115.74-543,794.12

Finding the Fourth Proportional to 1,263,481.48, 1,895,115.74 and 543,794.12

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Solution

The fourth proportional to 1,263,481.48, 1,895,115.74 and 543,794.12 is: 815,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,481.48 : 1,895,115.74 = 543,794.12 : x
  2. Step 2: Convert to fraction form
    1,263,481.48/1,895,115.74 = 543,794.12/x
  3. Step 3: Cross multiply
    1,263,481.48x = 1,895,115.74 × 543,794.12
  4. Step 4: Simplify right side
    1,263,481.48x = 1,030,552,783,936.90
  5. Step 5: Solve for x
    x = 1,030,552,783,936.90/1,263,481.48
  6. Step 6: Final answer
    x = 815,645.34

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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.