Home / 1,908,846.09-2,863,120.26-1,109,617.86

Finding the Fourth Proportional to 1,908,846.09, 2,863,120.26 and 1,109,617.86

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Solution

The fourth proportional to 1,908,846.09, 2,863,120.26 and 1,109,617.86 is: 1,664,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,846.09 : 2,863,120.26 = 1,109,617.86 : x
  2. Step 2: Convert to fraction form
    1,908,846.09/2,863,120.26 = 1,109,617.86/x
  3. Step 3: Cross multiply
    1,908,846.09x = 2,863,120.26 × 1,109,617.86
  4. Step 4: Simplify right side
    1,908,846.09x = 3,176,969,375,823.84
  5. Step 5: Solve for x
    x = 3,176,969,375,823.84/1,908,846.09
  6. Step 6: Final answer
    x = 1,664,340.25

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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.