Home / 3,612,042.65-5,418,178.19-1,338,136.13

Finding the Fourth Proportional to 3,612,042.65, 5,418,178.19 and 1,338,136.13

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Solution

The fourth proportional to 3,612,042.65, 5,418,178.19 and 1,338,136.13 is: 2,007,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,042.65 : 5,418,178.19 = 1,338,136.13 : x
  2. Step 2: Convert to fraction form
    3,612,042.65/5,418,178.19 = 1,338,136.13/x
  3. Step 3: Cross multiply
    3,612,042.65x = 5,418,178.19 × 1,338,136.13
  4. Step 4: Simplify right side
    3,612,042.65x = 7,250,259,994,817.01
  5. Step 5: Solve for x
    x = 7,250,259,994,817.01/3,612,042.65
  6. Step 6: Final answer
    x = 2,007,246.51

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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.