Home / 2,643,505.96-3,965,189.28-750,247.60

Finding the Fourth Proportional to 2,643,505.96, 3,965,189.28 and 750,247.60

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Solution

The fourth proportional to 2,643,505.96, 3,965,189.28 and 750,247.60 is: 1,125,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,505.96 : 3,965,189.28 = 750,247.60 : x
  2. Step 2: Convert to fraction form
    2,643,505.96/3,965,189.28 = 750,247.60/x
  3. Step 3: Cross multiply
    2,643,505.96x = 3,965,189.28 × 750,247.60
  4. Step 4: Simplify right side
    2,643,505.96x = 2,974,873,740,865.73
  5. Step 5: Solve for x
    x = 2,974,873,740,865.73/2,643,505.96
  6. Step 6: Final answer
    x = 1,125,351.63

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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.