Home / 2,544,807.45-3,511,745.16-1,398,879.57

Finding the Fourth Proportional to 2,544,807.45, 3,511,745.16 and 1,398,879.57

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Solution

The fourth proportional to 2,544,807.45, 3,511,745.16 and 1,398,879.57 is: 1,930,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,807.45 : 3,511,745.16 = 1,398,879.57 : x
  2. Step 2: Convert to fraction form
    2,544,807.45/3,511,745.16 = 1,398,879.57/x
  3. Step 3: Cross multiply
    2,544,807.45x = 3,511,745.16 × 1,398,879.57
  4. Step 4: Simplify right side
    2,544,807.45x = 4,912,508,559,370.38
  5. Step 5: Solve for x
    x = 4,912,508,559,370.38/2,544,807.45
  6. Step 6: Final answer
    x = 1,930,404.82

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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.