Home / 3,511,465.83-5,267,198.78-987,121.08

Finding the Fourth Proportional to 3,511,465.83, 5,267,198.78 and 987,121.08

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Solution

The fourth proportional to 3,511,465.83, 5,267,198.78 and 987,121.08 is: 1,480,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511,465.83 : 5,267,198.78 = 987,121.08 : x
  2. Step 2: Convert to fraction form
    3,511,465.83/5,267,198.78 = 987,121.08/x
  3. Step 3: Cross multiply
    3,511,465.83x = 5,267,198.78 × 987,121.08
  4. Step 4: Simplify right side
    3,511,465.83x = 5,199,362,943,352.68
  5. Step 5: Solve for x
    x = 5,199,362,943,352.68/3,511,465.83
  6. Step 6: Final answer
    x = 1,480,681.63

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Similar ratio
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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.