Home / 2,212,199.40-3,052,927.62-1,245,331.56

Finding the Fourth Proportional to 2,212,199.40, 3,052,927.62 and 1,245,331.56

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Solution

The fourth proportional to 2,212,199.40, 3,052,927.62 and 1,245,331.56 is: 1,718,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,199.40 : 3,052,927.62 = 1,245,331.56 : x
  2. Step 2: Convert to fraction form
    2,212,199.40/3,052,927.62 = 1,245,331.56/x
  3. Step 3: Cross multiply
    2,212,199.40x = 3,052,927.62 × 1,245,331.56
  4. Step 4: Simplify right side
    2,212,199.40x = 3,801,907,115,581.69
  5. Step 5: Solve for x
    x = 3,801,907,115,581.69/2,212,199.40
  6. Step 6: Final answer
    x = 1,718,609.60

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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.