Home / 1,394,722.28-2,091,270.48-540,796.28

Finding the Fourth Proportional to 1,394,722.28, 2,091,270.48 and 540,796.28

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Solution

The fourth proportional to 1,394,722.28, 2,091,270.48 and 540,796.28 is: 810,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,722.28 : 2,091,270.48 = 540,796.28 : x
  2. Step 2: Convert to fraction form
    1,394,722.28/2,091,270.48 = 540,796.28/x
  3. Step 3: Cross multiply
    1,394,722.28x = 2,091,270.48 × 540,796.28
  4. Step 4: Simplify right side
    1,394,722.28x = 1,130,951,285,601.46
  5. Step 5: Solve for x
    x = 1,130,951,285,601.46/1,394,722.28
  6. Step 6: Final answer
    x = 810,879.20

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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.