Home / 1,512,020.82-2,268,474.30-447,090.60

Finding the Fourth Proportional to 1,512,020.82, 2,268,474.30 and 447,090.60

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Solution

The fourth proportional to 1,512,020.82, 2,268,474.30 and 447,090.60 is: 670,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,020.82 : 2,268,474.30 = 447,090.60 : x
  2. Step 2: Convert to fraction form
    1,512,020.82/2,268,474.30 = 447,090.60/x
  3. Step 3: Cross multiply
    1,512,020.82x = 2,268,474.30 × 447,090.60
  4. Step 4: Simplify right side
    1,512,020.82x = 1,014,213,535,871.58
  5. Step 5: Solve for x
    x = 1,014,213,535,871.58/1,512,020.82
  6. Step 6: Final answer
    x = 670,766.91

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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.