Home / 1,945,739.80-2,917,227.30-881,291.80

Finding the Fourth Proportional to 1,945,739.80, 2,917,227.30 and 881,291.80

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Solution

The fourth proportional to 1,945,739.80, 2,917,227.30 and 881,291.80 is: 1,321,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,739.80 : 2,917,227.30 = 881,291.80 : x
  2. Step 2: Convert to fraction form
    1,945,739.80/2,917,227.30 = 881,291.80/x
  3. Step 3: Cross multiply
    1,945,739.80x = 2,917,227.30 × 881,291.80
  4. Step 4: Simplify right side
    1,945,739.80x = 2,570,928,498,226.14
  5. Step 5: Solve for x
    x = 2,570,928,498,226.14/1,945,739.80
  6. Step 6: Final answer
    x = 1,321,311.56

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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.