Home / 2,126,453.12-3,188,629.44-777,598.88

Finding the Fourth Proportional to 2,126,453.12, 3,188,629.44 and 777,598.88

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Solution

The fourth proportional to 2,126,453.12, 3,188,629.44 and 777,598.88 is: 1,166,014.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,453.12 : 3,188,629.44 = 777,598.88 : x
  2. Step 2: Convert to fraction form
    2,126,453.12/3,188,629.44 = 777,598.88/x
  3. Step 3: Cross multiply
    2,126,453.12x = 3,188,629.44 × 777,598.88
  4. Step 4: Simplify right side
    2,126,453.12x = 2,479,474,681,279.03
  5. Step 5: Solve for x
    x = 2,479,474,681,279.03/2,126,453.12
  6. Step 6: Final answer
    x = 1,166,014.27

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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.