Home / 3,161,045.10-4,738,661.10-1,138,794.60

Finding the Fourth Proportional to 3,161,045.10, 4,738,661.10 and 1,138,794.60

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Solution

The fourth proportional to 3,161,045.10, 4,738,661.10 and 1,138,794.60 is: 1,707,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,045.10 : 4,738,661.10 = 1,138,794.60 : x
  2. Step 2: Convert to fraction form
    3,161,045.10/4,738,661.10 = 1,138,794.60/x
  3. Step 3: Cross multiply
    3,161,045.10x = 4,738,661.10 × 1,138,794.60
  4. Step 4: Simplify right side
    3,161,045.10x = 5,396,361,671,910.06
  5. Step 5: Solve for x
    x = 5,396,361,671,910.06/3,161,045.10
  6. Step 6: Final answer
    x = 1,707,144.79

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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.