Home / 2,021,182.20-3,028,274.10-1,310,844.60

Finding the Fourth Proportional to 2,021,182.20, 3,028,274.10 and 1,310,844.60

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Solution

The fourth proportional to 2,021,182.20, 3,028,274.10 and 1,310,844.60 is: 1,963,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,182.20 : 3,028,274.10 = 1,310,844.60 : x
  2. Step 2: Convert to fraction form
    2,021,182.20/3,028,274.10 = 1,310,844.60/x
  3. Step 3: Cross multiply
    2,021,182.20x = 3,028,274.10 × 1,310,844.60
  4. Step 4: Simplify right side
    2,021,182.20x = 3,969,596,751,304.86
  5. Step 5: Solve for x
    x = 3,969,596,751,304.86/2,021,182.20
  6. Step 6: Final answer
    x = 1,963,997.48

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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.