Home / 2,868,391.25-3,958,308.27-1,628,233.16

Finding the Fourth Proportional to 2,868,391.25, 3,958,308.27 and 1,628,233.16

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Solution

The fourth proportional to 2,868,391.25, 3,958,308.27 and 1,628,233.16 is: 2,246,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,391.25 : 3,958,308.27 = 1,628,233.16 : x
  2. Step 2: Convert to fraction form
    2,868,391.25/3,958,308.27 = 1,628,233.16/x
  3. Step 3: Cross multiply
    2,868,391.25x = 3,958,308.27 × 1,628,233.16
  4. Step 4: Simplify right side
    2,868,391.25x = 6,445,048,782,716.23
  5. Step 5: Solve for x
    x = 6,445,048,782,716.23/2,868,391.25
  6. Step 6: Final answer
    x = 2,246,921.09

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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.