Home / 1,949,408.94-2,689,360.58-1,305,036.74

Finding the Fourth Proportional to 1,949,408.94, 2,689,360.58 and 1,305,036.74

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Solution

The fourth proportional to 1,949,408.94, 2,689,360.58 and 1,305,036.74 is: 1,800,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,408.94 : 2,689,360.58 = 1,305,036.74 : x
  2. Step 2: Convert to fraction form
    1,949,408.94/2,689,360.58 = 1,305,036.74/x
  3. Step 3: Cross multiply
    1,949,408.94x = 2,689,360.58 × 1,305,036.74
  4. Step 4: Simplify right side
    1,949,408.94x = 3,509,714,364,007.71
  5. Step 5: Solve for x
    x = 3,509,714,364,007.71/1,949,408.94
  6. Step 6: Final answer
    x = 1,800,399.23

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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.