Home / 2,538,193.78-3,807,932.19-1,171,309.06

Finding the Fourth Proportional to 2,538,193.78, 3,807,932.19 and 1,171,309.06

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Solution

The fourth proportional to 2,538,193.78, 3,807,932.19 and 1,171,309.06 is: 1,757,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,193.78 : 3,807,932.19 = 1,171,309.06 : x
  2. Step 2: Convert to fraction form
    2,538,193.78/3,807,932.19 = 1,171,309.06/x
  3. Step 3: Cross multiply
    2,538,193.78x = 3,807,932.19 × 1,171,309.06
  4. Step 4: Simplify right side
    2,538,193.78x = 4,460,265,474,012.64
  5. Step 5: Solve for x
    x = 4,460,265,474,012.64/2,538,193.78
  6. Step 6: Final answer
    x = 1,757,259.63

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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.