Home / 1,349,843.16-2,025,759.42-639,868.44

Finding the Fourth Proportional to 1,349,843.16, 2,025,759.42 and 639,868.44

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Solution

The fourth proportional to 1,349,843.16, 2,025,759.42 and 639,868.44 is: 960,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,843.16 : 2,025,759.42 = 639,868.44 : x
  2. Step 2: Convert to fraction form
    1,349,843.16/2,025,759.42 = 639,868.44/x
  3. Step 3: Cross multiply
    1,349,843.16x = 2,025,759.42 × 639,868.44
  4. Step 4: Simplify right side
    1,349,843.16x = 1,296,219,519,890.70
  5. Step 5: Solve for x
    x = 1,296,219,519,890.70/1,349,843.16
  6. Step 6: Final answer
    x = 960,274.17

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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.