Home / 3,214,387.92-4,821,608.90-818,232.96

Finding the Fourth Proportional to 3,214,387.92, 4,821,608.90 and 818,232.96

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Solution

The fourth proportional to 3,214,387.92, 4,821,608.90 and 818,232.96 is: 1,227,356.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,387.92 : 4,821,608.90 = 818,232.96 : x
  2. Step 2: Convert to fraction form
    3,214,387.92/4,821,608.90 = 818,232.96/x
  3. Step 3: Cross multiply
    3,214,387.92x = 4,821,608.90 × 818,232.96
  4. Step 4: Simplify right side
    3,214,387.92x = 3,945,199,322,209.34
  5. Step 5: Solve for x
    x = 3,945,199,322,209.34/3,214,387.92
  6. Step 6: Final answer
    x = 1,227,356.32

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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.