Home / 1,833,842.87-2,750,634.39-485,975.60

Finding the Fourth Proportional to 1,833,842.87, 2,750,634.39 and 485,975.60

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Solution

The fourth proportional to 1,833,842.87, 2,750,634.39 and 485,975.60 is: 728,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,842.87 : 2,750,634.39 = 485,975.60 : x
  2. Step 2: Convert to fraction form
    1,833,842.87/2,750,634.39 = 485,975.60/x
  3. Step 3: Cross multiply
    1,833,842.87x = 2,750,634.39 × 485,975.60
  4. Step 4: Simplify right side
    1,833,842.87x = 1,336,741,198,060.88
  5. Step 5: Solve for x
    x = 1,336,741,198,060.88/1,833,842.87
  6. Step 6: Final answer
    x = 728,928.97

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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.