Home / 2,251,222.82-3,106,673.24-1,218,723.08

Finding the Fourth Proportional to 2,251,222.82, 3,106,673.24 and 1,218,723.08

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Solution

The fourth proportional to 2,251,222.82, 3,106,673.24 and 1,218,723.08 is: 1,681,830.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,222.82 : 3,106,673.24 = 1,218,723.08 : x
  2. Step 2: Convert to fraction form
    2,251,222.82/3,106,673.24 = 1,218,723.08/x
  3. Step 3: Cross multiply
    2,251,222.82x = 3,106,673.24 × 1,218,723.08
  4. Step 4: Simplify right side
    2,251,222.82x = 3,786,174,379,606.38
  5. Step 5: Solve for x
    x = 3,786,174,379,606.38/2,251,222.82
  6. Step 6: Final answer
    x = 1,681,830.14

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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.