Home / 2,208,286.36-3,313,129.38-788,311

Finding the Fourth Proportional to 2,208,286.36, 3,313,129.38 and 788,311

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Solution

The fourth proportional to 2,208,286.36, 3,313,129.38 and 788,311 is: 1,182,716.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,286.36 : 3,313,129.38 = 788,311 : x
  2. Step 2: Convert to fraction form
    2,208,286.36/3,313,129.38 = 788,311/x
  3. Step 3: Cross multiply
    2,208,286.36x = 3,313,129.38 × 788,311
  4. Step 4: Simplify right side
    2,208,286.36x = 2,611,776,334,677.18
  5. Step 5: Solve for x
    x = 2,611,776,334,677.18/2,208,286.36
  6. Step 6: Final answer
    x = 1,182,716.33

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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.