Home / 3,653,720.21-5,042,096.75-2,022,130.73

Finding the Fourth Proportional to 3,653,720.21, 5,042,096.75 and 2,022,130.73

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Solution

The fourth proportional to 3,653,720.21, 5,042,096.75 and 2,022,130.73 is: 2,790,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,720.21 : 5,042,096.75 = 2,022,130.73 : x
  2. Step 2: Convert to fraction form
    3,653,720.21/5,042,096.75 = 2,022,130.73/x
  3. Step 3: Cross multiply
    3,653,720.21x = 5,042,096.75 × 2,022,130.73
  4. Step 4: Simplify right side
    3,653,720.21x = 10,195,778,746,486.99
  5. Step 5: Solve for x
    x = 10,195,778,746,486.99/3,653,720.21
  6. Step 6: Final answer
    x = 2,790,519.85

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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.