Home / 3,701,999.80-5,550,375.30-1,681,211.80

Finding the Fourth Proportional to 3,701,999.80, 5,550,375.30 and 1,681,211.80

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Solution

The fourth proportional to 3,701,999.80, 5,550,375.30 and 1,681,211.80 is: 2,520,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,999.80 : 5,550,375.30 = 1,681,211.80 : x
  2. Step 2: Convert to fraction form
    3,701,999.80/5,550,375.30 = 1,681,211.80/x
  3. Step 3: Cross multiply
    3,701,999.80x = 5,550,375.30 × 1,681,211.80
  4. Step 4: Simplify right side
    3,701,999.80x = 9,331,356,448,788.54
  5. Step 5: Solve for x
    x = 9,331,356,448,788.54/3,701,999.80
  6. Step 6: Final answer
    x = 2,520,625.87

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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.