Home / 3,270,817-4,513,770.21-1,800,896.50

Finding the Fourth Proportional to 3,270,817, 4,513,770.21 and 1,800,896.50

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Solution

The fourth proportional to 3,270,817, 4,513,770.21 and 1,800,896.50 is: 2,485,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,817 : 4,513,770.21 = 1,800,896.50 : x
  2. Step 2: Convert to fraction form
    3,270,817/4,513,770.21 = 1,800,896.50/x
  3. Step 3: Cross multiply
    3,270,817x = 4,513,770.21 × 1,800,896.50
  4. Step 4: Simplify right side
    3,270,817x = 8,128,832,972,993.27
  5. Step 5: Solve for x
    x = 8,128,832,972,993.27/3,270,817
  6. Step 6: Final answer
    x = 2,485,260.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.