Home / 2,544,786.18-3,511,715.85-1,398,858.30

Finding the Fourth Proportional to 2,544,786.18, 3,511,715.85 and 1,398,858.30

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Solution

The fourth proportional to 2,544,786.18, 3,511,715.85 and 1,398,858.30 is: 1,930,375.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544,786.18 : 3,511,715.85 = 1,398,858.30 : x
  2. Step 2: Convert to fraction form
    2,544,786.18/3,511,715.85 = 1,398,858.30/x
  3. Step 3: Cross multiply
    2,544,786.18x = 3,511,715.85 × 1,398,858.30
  4. Step 4: Simplify right side
    2,544,786.18x = 4,912,392,864,014.06
  5. Step 5: Solve for x
    x = 4,912,392,864,014.06/2,544,786.18
  6. Step 6: Final answer
    x = 1,930,375.49

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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.