Home / 3,253,818.13-4,879,744.23-978,738.41

Finding the Fourth Proportional to 3,253,818.13, 4,879,744.23 and 978,738.41

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Solution

The fourth proportional to 3,253,818.13, 4,879,744.23 and 978,738.41 is: 1,467,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253,818.13 : 4,879,744.23 = 978,738.41 : x
  2. Step 2: Convert to fraction form
    3,253,818.13/4,879,744.23 = 978,738.41/x
  3. Step 3: Cross multiply
    3,253,818.13x = 4,879,744.23 × 978,738.41
  4. Step 4: Simplify right side
    3,253,818.13x = 4,775,993,108,876.88
  5. Step 5: Solve for x
    x = 4,775,993,108,876.88/3,253,818.13
  6. Step 6: Final answer
    x = 1,467,811.94

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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.