Home / 1,949,626.28-2,690,469.06-1,090,188.20

Finding the Fourth Proportional to 1,949,626.28, 2,690,469.06 and 1,090,188.20

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Solution

The fourth proportional to 1,949,626.28, 2,690,469.06 and 1,090,188.20 is: 1,504,451.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,626.28 : 2,690,469.06 = 1,090,188.20 : x
  2. Step 2: Convert to fraction form
    1,949,626.28/2,690,469.06 = 1,090,188.20/x
  3. Step 3: Cross multiply
    1,949,626.28x = 2,690,469.06 × 1,090,188.20
  4. Step 4: Simplify right side
    1,949,626.28x = 2,933,117,621,677.09
  5. Step 5: Solve for x
    x = 2,933,117,621,677.09/1,949,626.28
  6. Step 6: Final answer
    x = 1,504,451.21

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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.