Home / 3,540,138.70-5,308,744.14-1,110,481.54

Finding the Fourth Proportional to 3,540,138.70, 5,308,744.14 and 1,110,481.54

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Solution

The fourth proportional to 3,540,138.70, 5,308,744.14 and 1,110,481.54 is: 1,665,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,138.70 : 5,308,744.14 = 1,110,481.54 : x
  2. Step 2: Convert to fraction form
    3,540,138.70/5,308,744.14 = 1,110,481.54/x
  3. Step 3: Cross multiply
    3,540,138.70x = 5,308,744.14 × 1,110,481.54
  4. Step 4: Simplify right side
    3,540,138.70x = 5,895,262,368,053.18
  5. Step 5: Solve for x
    x = 5,895,262,368,053.18/3,540,138.70
  6. Step 6: Final answer
    x = 1,665,263.11

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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.