Home / 2,268,198.98-3,130,077.94-1,235,719.12

Finding the Fourth Proportional to 2,268,198.98, 3,130,077.94 and 1,235,719.12

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Solution

The fourth proportional to 2,268,198.98, 3,130,077.94 and 1,235,719.12 is: 1,705,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,198.98 : 3,130,077.94 = 1,235,719.12 : x
  2. Step 2: Convert to fraction form
    2,268,198.98/3,130,077.94 = 1,235,719.12/x
  3. Step 3: Cross multiply
    2,268,198.98x = 3,130,077.94 × 1,235,719.12
  4. Step 4: Simplify right side
    2,268,198.98x = 3,867,897,143,699.27
  5. Step 5: Solve for x
    x = 3,867,897,143,699.27/2,268,198.98
  6. Step 6: Final answer
    x = 1,705,272.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.