Home / 1,216,954.13-1,825,042.97-418,043.03

Finding the Fourth Proportional to 1,216,954.13, 1,825,042.97 and 418,043.03

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Solution

The fourth proportional to 1,216,954.13, 1,825,042.97 and 418,043.03 is: 626,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,954.13 : 1,825,042.97 = 418,043.03 : x
  2. Step 2: Convert to fraction form
    1,216,954.13/1,825,042.97 = 418,043.03/x
  3. Step 3: Cross multiply
    1,216,954.13x = 1,825,042.97 × 418,043.03
  4. Step 4: Simplify right side
    1,216,954.13x = 762,946,481,843.57
  5. Step 5: Solve for x
    x = 762,946,481,843.57/1,216,954.13
  6. Step 6: Final answer
    x = 626,931.18

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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.