Home / 1,996,134.28-2,992,063.25-1,425,785.64

Finding the Fourth Proportional to 1,996,134.28, 2,992,063.25 and 1,425,785.64

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Solution

The fourth proportional to 1,996,134.28, 2,992,063.25 and 1,425,785.64 is: 2,137,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,134.28 : 2,992,063.25 = 1,425,785.64 : x
  2. Step 2: Convert to fraction form
    1,996,134.28/2,992,063.25 = 1,425,785.64/x
  3. Step 3: Cross multiply
    1,996,134.28x = 2,992,063.25 × 1,425,785.64
  4. Step 4: Simplify right side
    1,996,134.28x = 4,266,040,824,996.31
  5. Step 5: Solve for x
    x = 4,266,040,824,996.31/1,996,134.28
  6. Step 6: Final answer
    x = 2,137,151.22

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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.