Home / 3,628,849.91-5,007,813.21-1,975,003.15

Finding the Fourth Proportional to 3,628,849.91, 5,007,813.21 and 1,975,003.15

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Solution

The fourth proportional to 3,628,849.91, 5,007,813.21 and 1,975,003.15 is: 2,725,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,849.91 : 5,007,813.21 = 1,975,003.15 : x
  2. Step 2: Convert to fraction form
    3,628,849.91/5,007,813.21 = 1,975,003.15/x
  3. Step 3: Cross multiply
    3,628,849.91x = 5,007,813.21 × 1,975,003.15
  4. Step 4: Simplify right side
    3,628,849.91x = 9,890,446,864,361.61
  5. Step 5: Solve for x
    x = 9,890,446,864,361.61/3,628,849.91
  6. Step 6: Final answer
    x = 2,725,504.53

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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.