Home / 3,628,997.86-5,008,016.79-1,975,156.84

Finding the Fourth Proportional to 3,628,997.86, 5,008,016.79 and 1,975,156.84

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Solution

The fourth proportional to 3,628,997.86, 5,008,016.79 and 1,975,156.84 is: 2,725,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,997.86 : 5,008,016.79 = 1,975,156.84 : x
  2. Step 2: Convert to fraction form
    3,628,997.86/5,008,016.79 = 1,975,156.84/x
  3. Step 3: Cross multiply
    3,628,997.86x = 5,008,016.79 × 1,975,156.84
  4. Step 4: Simplify right side
    3,628,997.86x = 9,891,618,617,603.34
  5. Step 5: Solve for x
    x = 9,891,618,617,603.34/3,628,997.86
  6. Step 6: Final answer
    x = 2,725,716.30

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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.