Home / 2,137,826.83-3,206,662.49-641,879.95

Finding the Fourth Proportional to 2,137,826.83, 3,206,662.49 and 641,879.95

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Solution

The fourth proportional to 2,137,826.83, 3,206,662.49 and 641,879.95 is: 962,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,826.83 : 3,206,662.49 = 641,879.95 : x
  2. Step 2: Convert to fraction form
    2,137,826.83/3,206,662.49 = 641,879.95/x
  3. Step 3: Cross multiply
    2,137,826.83x = 3,206,662.49 × 641,879.95
  4. Step 4: Simplify right side
    2,137,826.83x = 2,058,292,355,538.68
  5. Step 5: Solve for x
    x = 2,058,292,355,538.68/2,137,826.83
  6. Step 6: Final answer
    x = 962,796.58

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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.