Home / 819,847.81-1,227,249.44-534,924.85

Finding the Fourth Proportional to 819,847.81, 1,227,249.44 and 534,924.85

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Solution

The fourth proportional to 819,847.81, 1,227,249.44 and 534,924.85 is: 800,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,847.81 : 1,227,249.44 = 534,924.85 : x
  2. Step 2: Convert to fraction form
    819,847.81/1,227,249.44 = 534,924.85/x
  3. Step 3: Cross multiply
    819,847.81x = 1,227,249.44 × 534,924.85
  4. Step 4: Simplify right side
    819,847.81x = 656,486,223,469.99
  5. Step 5: Solve for x
    x = 656,486,223,469.99/819,847.81
  6. Step 6: Final answer
    x = 800,741.57

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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.