Home / 3,239,816.21-4,860,003.39-843,665.21

Finding the Fourth Proportional to 3,239,816.21, 4,860,003.39 and 843,665.21

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Solution

The fourth proportional to 3,239,816.21, 4,860,003.39 and 843,665.21 is: 1,265,570.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239,816.21 : 4,860,003.39 = 843,665.21 : x
  2. Step 2: Convert to fraction form
    3,239,816.21/4,860,003.39 = 843,665.21/x
  3. Step 3: Cross multiply
    3,239,816.21x = 4,860,003.39 × 843,665.21
  4. Step 4: Simplify right side
    3,239,816.21x = 4,100,215,756,325.04
  5. Step 5: Solve for x
    x = 4,100,215,756,325.04/3,239,816.21
  6. Step 6: Final answer
    x = 1,265,570.48

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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.