Home / 1,949,405.94-2,689,356.44-1,305,033.73

Finding the Fourth Proportional to 1,949,405.94, 2,689,356.44 and 1,305,033.73

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Solution

The fourth proportional to 1,949,405.94, 2,689,356.44 and 1,305,033.73 is: 1,800,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,405.94 : 2,689,356.44 = 1,305,033.73 : x
  2. Step 2: Convert to fraction form
    1,949,405.94/2,689,356.44 = 1,305,033.73/x
  3. Step 3: Cross multiply
    1,949,405.94x = 2,689,356.44 × 1,305,033.73
  4. Step 4: Simplify right side
    1,949,405.94x = 3,509,700,866,192.72
  5. Step 5: Solve for x
    x = 3,509,700,866,192.72/1,949,405.94
  6. Step 6: Final answer
    x = 1,800,395.08

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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.