Home / 2,807,987.06-4,211,992.82-888,907.65

Finding the Fourth Proportional to 2,807,987.06, 4,211,992.82 and 888,907.65

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Solution

The fourth proportional to 2,807,987.06, 4,211,992.82 and 888,907.65 is: 1,333,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,987.06 : 4,211,992.82 = 888,907.65 : x
  2. Step 2: Convert to fraction form
    2,807,987.06/4,211,992.82 = 888,907.65/x
  3. Step 3: Cross multiply
    2,807,987.06x = 4,211,992.82 × 888,907.65
  4. Step 4: Simplify right side
    2,807,987.06x = 3,744,072,634,998.54
  5. Step 5: Solve for x
    x = 3,744,072,634,998.54/2,807,987.06
  6. Step 6: Final answer
    x = 1,333,365.35

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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.