Home / 1,900,523.36-2,850,761.26-461,218.69

Finding the Fourth Proportional to 1,900,523.36, 2,850,761.26 and 461,218.69

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Solution

The fourth proportional to 1,900,523.36, 2,850,761.26 and 461,218.69 is: 691,822.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,523.36 : 2,850,761.26 = 461,218.69 : x
  2. Step 2: Convert to fraction form
    1,900,523.36/2,850,761.26 = 461,218.69/x
  3. Step 3: Cross multiply
    1,900,523.36x = 2,850,761.26 × 461,218.69
  4. Step 4: Simplify right side
    1,900,523.36x = 1,314,824,375,385.57
  5. Step 5: Solve for x
    x = 1,314,824,375,385.57/1,900,523.36
  6. Step 6: Final answer
    x = 691,822.27

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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.