Home / 3,315,220.72-4,972,832.26-1,491,455.30

Finding the Fourth Proportional to 3,315,220.72, 4,972,832.26 and 1,491,455.30

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Solution

The fourth proportional to 3,315,220.72, 4,972,832.26 and 1,491,455.30 is: 2,237,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,220.72 : 4,972,832.26 = 1,491,455.30 : x
  2. Step 2: Convert to fraction form
    3,315,220.72/4,972,832.26 = 1,491,455.30/x
  3. Step 3: Cross multiply
    3,315,220.72x = 4,972,832.26 × 1,491,455.30
  4. Step 4: Simplify right side
    3,315,220.72x = 7,416,757,001,595.18
  5. Step 5: Solve for x
    x = 7,416,757,001,595.18/3,315,220.72
  6. Step 6: Final answer
    x = 2,237,183.47

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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.