Home / 1,511,222.40-2,268,072.90-1,499,412.60

Finding the Fourth Proportional to 1,511,222.40, 2,268,072.90 and 1,499,412.60

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Solution

The fourth proportional to 1,511,222.40, 2,268,072.90 and 1,499,412.60 is: 2,250,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,222.40 : 2,268,072.90 = 1,499,412.60 : x
  2. Step 2: Convert to fraction form
    1,511,222.40/2,268,072.90 = 1,499,412.60/x
  3. Step 3: Cross multiply
    1,511,222.40x = 2,268,072.90 × 1,499,412.60
  4. Step 4: Simplify right side
    1,511,222.40x = 3,400,777,083,978.54
  5. Step 5: Solve for x
    x = 3,400,777,083,978.54/1,511,222.40
  6. Step 6: Final answer
    x = 2,250,348.52

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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.