Home / 2,821,401.89-4,224,918.41-1,858,939.58

Finding the Fourth Proportional to 2,821,401.89, 4,224,918.41 and 1,858,939.58

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Solution

The fourth proportional to 2,821,401.89, 4,224,918.41 and 1,858,939.58 is: 2,783,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,401.89 : 4,224,918.41 = 1,858,939.58 : x
  2. Step 2: Convert to fraction form
    2,821,401.89/4,224,918.41 = 1,858,939.58/x
  3. Step 3: Cross multiply
    2,821,401.89x = 4,224,918.41 × 1,858,939.58
  4. Step 4: Simplify right side
    2,821,401.89x = 7,853,868,045,324.97
  5. Step 5: Solve for x
    x = 7,853,868,045,324.97/2,821,401.89
  6. Step 6: Final answer
    x = 2,783,675.76

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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.