Home / 2,211,219.23-3,316,847.42-613,906.88

Finding the Fourth Proportional to 2,211,219.23, 3,316,847.42 and 613,906.88

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Solution

The fourth proportional to 2,211,219.23, 3,316,847.42 and 613,906.88 is: 920,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,219.23 : 3,316,847.42 = 613,906.88 : x
  2. Step 2: Convert to fraction form
    2,211,219.23/3,316,847.42 = 613,906.88/x
  3. Step 3: Cross multiply
    2,211,219.23x = 3,316,847.42 × 613,906.88
  4. Step 4: Simplify right side
    2,211,219.23x = 2,036,235,447,978.72
  5. Step 5: Solve for x
    x = 2,036,235,447,978.72/2,211,219.23
  6. Step 6: Final answer
    x = 920,865.48

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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.