Home / 3,171,909.24-4,757,822.82-775,773.72

Finding the Fourth Proportional to 3,171,909.24, 4,757,822.82 and 775,773.72

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Solution

The fourth proportional to 3,171,909.24, 4,757,822.82 and 775,773.72 is: 1,163,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,909.24 : 4,757,822.82 = 775,773.72 : x
  2. Step 2: Convert to fraction form
    3,171,909.24/4,757,822.82 = 775,773.72/x
  3. Step 3: Cross multiply
    3,171,909.24x = 4,757,822.82 × 775,773.72
  4. Step 4: Simplify right side
    3,171,909.24x = 3,690,993,908,172.29
  5. Step 5: Solve for x
    x = 3,690,993,908,172.29/3,171,909.24
  6. Step 6: Final answer
    x = 1,163,650.54

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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.