Home / 2,211,218.73-3,316,846.67-613,906.38

Finding the Fourth Proportional to 2,211,218.73, 3,316,846.67 and 613,906.38

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Solution

The fourth proportional to 2,211,218.73, 3,316,846.67 and 613,906.38 is: 920,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,218.73 : 3,316,846.67 = 613,906.38 : x
  2. Step 2: Convert to fraction form
    2,211,218.73/3,316,846.67 = 613,906.38/x
  3. Step 3: Cross multiply
    2,211,218.73x = 3,316,846.67 × 613,906.38
  4. Step 4: Simplify right side
    2,211,218.73x = 2,036,233,329,125.22
  5. Step 5: Solve for x
    x = 2,036,233,329,125.22/2,211,218.73
  6. Step 6: Final answer
    x = 920,864.73

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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.