Home / 6,458,196.87-9,687,648.87-2,619,449.33

Finding the Fourth Proportional to 6,458,196.87, 9,687,648.87 and 2,619,449.33

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Solution

The fourth proportional to 6,458,196.87, 9,687,648.87 and 2,619,449.33 is: 3,929,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458,196.87 : 9,687,648.87 = 2,619,449.33 : x
  2. Step 2: Convert to fraction form
    6,458,196.87/9,687,648.87 = 2,619,449.33/x
  3. Step 3: Cross multiply
    6,458,196.87x = 9,687,648.87 × 2,619,449.33
  4. Step 4: Simplify right side
    6,458,196.87x = 25,376,305,293,358.51
  5. Step 5: Solve for x
    x = 25,376,305,293,358.51/6,458,196.87
  6. Step 6: Final answer
    x = 3,929,317.39

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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.