Home / 3,828,789.90-5,283,661.64-2,086,474.43

Finding the Fourth Proportional to 3,828,789.90, 5,283,661.64 and 2,086,474.43

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Solution

The fourth proportional to 3,828,789.90, 5,283,661.64 and 2,086,474.43 is: 2,879,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,789.90 : 5,283,661.64 = 2,086,474.43 : x
  2. Step 2: Convert to fraction form
    3,828,789.90/5,283,661.64 = 2,086,474.43/x
  3. Step 3: Cross multiply
    3,828,789.90x = 5,283,661.64 × 2,086,474.43
  4. Step 4: Simplify right side
    3,828,789.90x = 11,024,224,871,781.19
  5. Step 5: Solve for x
    x = 11,024,224,871,781.19/3,828,789.90
  6. Step 6: Final answer
    x = 2,879,297.42

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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.