Home / 1,511,185.36-2,266,244.52-445,942.48

Finding the Fourth Proportional to 1,511,185.36, 2,266,244.52 and 445,942.48

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Solution

The fourth proportional to 1,511,185.36, 2,266,244.52 and 445,942.48 is: 668,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,185.36 : 2,266,244.52 = 445,942.48 : x
  2. Step 2: Convert to fraction form
    1,511,185.36/2,266,244.52 = 445,942.48/x
  3. Step 3: Cross multiply
    1,511,185.36x = 2,266,244.52 × 445,942.48
  4. Step 4: Simplify right side
    1,511,185.36x = 1,010,614,701,535.21
  5. Step 5: Solve for x
    x = 1,010,614,701,535.21/1,511,185.36
  6. Step 6: Final answer
    x = 668,756.28

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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.