Home / 1,876,317.82-2,589,318.09-1,016,878.15

Finding the Fourth Proportional to 1,876,317.82, 2,589,318.09 and 1,016,878.15

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Solution

The fourth proportional to 1,876,317.82, 2,589,318.09 and 1,016,878.15 is: 1,403,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,317.82 : 2,589,318.09 = 1,016,878.15 : x
  2. Step 2: Convert to fraction form
    1,876,317.82/2,589,318.09 = 1,016,878.15/x
  3. Step 3: Cross multiply
    1,876,317.82x = 2,589,318.09 × 1,016,878.15
  4. Step 4: Simplify right side
    1,876,317.82x = 2,633,020,992,357.38
  5. Step 5: Solve for x
    x = 2,633,020,992,357.38/1,876,317.82
  6. Step 6: Final answer
    x = 1,403,291.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.