Home / 1,455,991.43-2,008,676.31-966,191.91

Finding the Fourth Proportional to 1,455,991.43, 2,008,676.31 and 966,191.91

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Solution

The fourth proportional to 1,455,991.43, 2,008,676.31 and 966,191.91 is: 1,332,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,991.43 : 2,008,676.31 = 966,191.91 : x
  2. Step 2: Convert to fraction form
    1,455,991.43/2,008,676.31 = 966,191.91/x
  3. Step 3: Cross multiply
    1,455,991.43x = 2,008,676.31 × 966,191.91
  4. Step 4: Simplify right side
    1,455,991.43x = 1,940,766,800,530.65
  5. Step 5: Solve for x
    x = 1,940,766,800,530.65/1,455,991.43
  6. Step 6: Final answer
    x = 1,332,952.08

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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.