Home / 5,222,906.69-7,834,720.03-2,187,216.05

Finding the Fourth Proportional to 5,222,906.69, 7,834,720.03 and 2,187,216.05

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Solution

The fourth proportional to 5,222,906.69, 7,834,720.03 and 2,187,216.05 is: 3,280,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,906.69 : 7,834,720.03 = 2,187,216.05 : x
  2. Step 2: Convert to fraction form
    5,222,906.69/7,834,720.03 = 2,187,216.05/x
  3. Step 3: Cross multiply
    5,222,906.69x = 7,834,720.03 × 2,187,216.05
  4. Step 4: Simplify right side
    5,222,906.69x = 17,136,225,352,230.84
  5. Step 5: Solve for x
    x = 17,136,225,352,230.84/5,222,906.69
  6. Step 6: Final answer
    x = 3,280,974.83

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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.