Home / 3,979,867.36-5,969,917.95-1,101,257.80

Finding the Fourth Proportional to 3,979,867.36, 5,969,917.95 and 1,101,257.80

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Solution

The fourth proportional to 3,979,867.36, 5,969,917.95 and 1,101,257.80 is: 1,651,919.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,867.36 : 5,969,917.95 = 1,101,257.80 : x
  2. Step 2: Convert to fraction form
    3,979,867.36/5,969,917.95 = 1,101,257.80/x
  3. Step 3: Cross multiply
    3,979,867.36x = 5,969,917.95 × 1,101,257.80
  4. Step 4: Simplify right side
    3,979,867.36x = 6,574,418,707,797.51
  5. Step 5: Solve for x
    x = 6,574,418,707,797.51/3,979,867.36
  6. Step 6: Final answer
    x = 1,651,919.05

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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.