Home / 3,038,745.54-4,194,760.06-1,893,391.78

Finding the Fourth Proportional to 3,038,745.54, 4,194,760.06 and 1,893,391.78

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Solution

The fourth proportional to 3,038,745.54, 4,194,760.06 and 1,893,391.78 is: 2,613,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,745.54 : 4,194,760.06 = 1,893,391.78 : x
  2. Step 2: Convert to fraction form
    3,038,745.54/4,194,760.06 = 1,893,391.78/x
  3. Step 3: Cross multiply
    3,038,745.54x = 4,194,760.06 × 1,893,391.78
  4. Step 4: Simplify right side
    3,038,745.54x = 7,942,324,216,676.31
  5. Step 5: Solve for x
    x = 7,942,324,216,676.31/3,038,745.54
  6. Step 6: Final answer
    x = 2,613,685.19

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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.