Home / 1,350,832.70-2,026,249.07-640,473.23

Finding the Fourth Proportional to 1,350,832.70, 2,026,249.07 and 640,473.23

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Solution

The fourth proportional to 1,350,832.70, 2,026,249.07 and 640,473.23 is: 960,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,832.70 : 2,026,249.07 = 640,473.23 : x
  2. Step 2: Convert to fraction form
    1,350,832.70/2,026,249.07 = 640,473.23/x
  3. Step 3: Cross multiply
    1,350,832.70x = 2,026,249.07 × 640,473.23
  4. Step 4: Simplify right side
    1,350,832.70x = 1,297,758,288,510.65
  5. Step 5: Solve for x
    x = 1,297,758,288,510.65/1,350,832.70
  6. Step 6: Final answer
    x = 960,709.85

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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.