Home / 3,790,597.66-5,231,954.23-2,159,966.21

Finding the Fourth Proportional to 3,790,597.66, 5,231,954.23 and 2,159,966.21

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Solution

The fourth proportional to 3,790,597.66, 5,231,954.23 and 2,159,966.21 is: 2,981,282.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790,597.66 : 5,231,954.23 = 2,159,966.21 : x
  2. Step 2: Convert to fraction form
    3,790,597.66/5,231,954.23 = 2,159,966.21/x
  3. Step 3: Cross multiply
    3,790,597.66x = 5,231,954.23 × 2,159,966.21
  4. Step 4: Simplify right side
    3,790,597.66x = 11,300,844,317,506.88
  5. Step 5: Solve for x
    x = 11,300,844,317,506.88/3,790,597.66
  6. Step 6: Final answer
    x = 2,981,282.99

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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.