Home / 1,424,145.24-2,137,694.09-954,115.20

Finding the Fourth Proportional to 1,424,145.24, 2,137,694.09 and 954,115.20

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Solution

The fourth proportional to 1,424,145.24, 2,137,694.09 and 954,115.20 is: 1,432,161.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,145.24 : 2,137,694.09 = 954,115.20 : x
  2. Step 2: Convert to fraction form
    1,424,145.24/2,137,694.09 = 954,115.20/x
  3. Step 3: Cross multiply
    1,424,145.24x = 2,137,694.09 × 954,115.20
  4. Step 4: Simplify right side
    1,424,145.24x = 2,039,606,419,448.59
  5. Step 5: Solve for x
    x = 2,039,606,419,448.59/1,424,145.24
  6. Step 6: Final answer
    x = 1,432,161.81

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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.