Home / 1,866,563.80-2,792,847.30-1,236,707.80

Finding the Fourth Proportional to 1,866,563.80, 2,792,847.30 and 1,236,707.80

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Solution

The fourth proportional to 1,866,563.80, 2,792,847.30 and 1,236,707.80 is: 1,850,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,563.80 : 2,792,847.30 = 1,236,707.80 : x
  2. Step 2: Convert to fraction form
    1,866,563.80/2,792,847.30 = 1,236,707.80/x
  3. Step 3: Cross multiply
    1,866,563.80x = 2,792,847.30 × 1,236,707.80
  4. Step 4: Simplify right side
    1,866,563.80x = 3,453,936,040,118.94
  5. Step 5: Solve for x
    x = 3,453,936,040,118.94/1,866,563.80
  6. Step 6: Final answer
    x = 1,850,424.85

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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.