Home / 1,511,995.32-2,268,435.92-447,065.10

Finding the Fourth Proportional to 1,511,995.32, 2,268,435.92 and 447,065.10

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Solution

The fourth proportional to 1,511,995.32, 2,268,435.92 and 447,065.10 is: 670,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,995.32 : 2,268,435.92 = 447,065.10 : x
  2. Step 2: Convert to fraction form
    1,511,995.32/2,268,435.92 = 447,065.10/x
  3. Step 3: Cross multiply
    1,511,995.32x = 2,268,435.92 × 447,065.10
  4. Step 4: Simplify right side
    1,511,995.32x = 1,014,138,531,418.39
  5. Step 5: Solve for x
    x = 1,014,138,531,418.39/1,511,995.32
  6. Step 6: Final answer
    x = 670,728.62

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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.