Home / 2,151,232.20-3,222,182.70-1,777,984.20

Finding the Fourth Proportional to 2,151,232.20, 3,222,182.70 and 1,777,984.20

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Solution

The fourth proportional to 2,151,232.20, 3,222,182.70 and 1,777,984.20 is: 2,663,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,232.20 : 3,222,182.70 = 1,777,984.20 : x
  2. Step 2: Convert to fraction form
    2,151,232.20/3,222,182.70 = 1,777,984.20/x
  3. Step 3: Cross multiply
    2,151,232.20x = 3,222,182.70 × 1,777,984.20
  4. Step 4: Simplify right side
    2,151,232.20x = 5,728,989,930,113.34
  5. Step 5: Solve for x
    x = 5,728,989,930,113.34/2,151,232.20
  6. Step 6: Final answer
    x = 2,663,120.20

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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.