Home / 3,147,194.36-4,720,791.53-2,081,987.30

Finding the Fourth Proportional to 3,147,194.36, 4,720,791.53 and 2,081,987.30

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Solution

The fourth proportional to 3,147,194.36, 4,720,791.53 and 2,081,987.30 is: 3,122,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,194.36 : 4,720,791.53 = 2,081,987.30 : x
  2. Step 2: Convert to fraction form
    3,147,194.36/4,720,791.53 = 2,081,987.30/x
  3. Step 3: Cross multiply
    3,147,194.36x = 4,720,791.53 × 2,081,987.30
  4. Step 4: Simplify right side
    3,147,194.36x = 9,828,628,028,414.52
  5. Step 5: Solve for x
    x = 9,828,628,028,414.52/3,147,194.36
  6. Step 6: Final answer
    x = 3,122,980.95

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Double scale
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Similar ratio
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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.