Home / 1,617,844.40-2,424,877.28-1,217,198.16

Finding the Fourth Proportional to 1,617,844.40, 2,424,877.28 and 1,217,198.16

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Solution

The fourth proportional to 1,617,844.40, 2,424,877.28 and 1,217,198.16 is: 1,824,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,844.40 : 2,424,877.28 = 1,217,198.16 : x
  2. Step 2: Convert to fraction form
    1,617,844.40/2,424,877.28 = 1,217,198.16/x
  3. Step 3: Cross multiply
    1,617,844.40x = 2,424,877.28 × 1,217,198.16
  4. Step 4: Simplify right side
    1,617,844.40x = 2,951,556,163,441.80
  5. Step 5: Solve for x
    x = 2,951,556,163,441.80/1,617,844.40
  6. Step 6: Final answer
    x = 1,824,375.80

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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.