Home / 3,858,420.33-5,324,717.82-2,116,159.08

Finding the Fourth Proportional to 3,858,420.33, 5,324,717.82 and 2,116,159.08

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Solution

The fourth proportional to 3,858,420.33, 5,324,717.82 and 2,116,159.08 is: 2,920,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,420.33 : 5,324,717.82 = 2,116,159.08 : x
  2. Step 2: Convert to fraction form
    3,858,420.33/5,324,717.82 = 2,116,159.08/x
  3. Step 3: Cross multiply
    3,858,420.33x = 5,324,717.82 × 2,116,159.08
  4. Step 4: Simplify right side
    3,858,420.33x = 11,267,949,963,230.81
  5. Step 5: Solve for x
    x = 11,267,949,963,230.81/3,858,420.33
  6. Step 6: Final answer
    x = 2,920,353.15

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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.