Home / 2,394,916-3,304,988.40-1,321,828

Finding the Fourth Proportional to 2,394,916, 3,304,988.40 and 1,321,828

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Solution

The fourth proportional to 2,394,916, 3,304,988.40 and 1,321,828 is: 1,824,125.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394,916 : 3,304,988.40 = 1,321,828 : x
  2. Step 2: Convert to fraction form
    2,394,916/3,304,988.40 = 1,321,828/x
  3. Step 3: Cross multiply
    2,394,916x = 3,304,988.40 × 1,321,828
  4. Step 4: Simplify right side
    2,394,916x = 4,368,626,206,795.20
  5. Step 5: Solve for x
    x = 4,368,626,206,795.20/2,394,916
  6. Step 6: Final answer
    x = 1,824,125.02

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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.