Home / 3,805,120.14-5,707,784.07-1,109,380.20

Finding the Fourth Proportional to 3,805,120.14, 5,707,784.07 and 1,109,380.20

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Solution

The fourth proportional to 3,805,120.14, 5,707,784.07 and 1,109,380.20 is: 1,664,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,805,120.14 : 5,707,784.07 = 1,109,380.20 : x
  2. Step 2: Convert to fraction form
    3,805,120.14/5,707,784.07 = 1,109,380.20/x
  3. Step 3: Cross multiply
    3,805,120.14x = 5,707,784.07 × 1,109,380.20
  4. Step 4: Simplify right side
    3,805,120.14x = 6,332,102,633,133.41
  5. Step 5: Solve for x
    x = 6,332,102,633,133.41/3,805,120.14
  6. Step 6: Final answer
    x = 1,664,100.58

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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.