Home / 3,888,003.16-5,365,436.44-2,169,021.16

Finding the Fourth Proportional to 3,888,003.16, 5,365,436.44 and 2,169,021.16

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Solution

The fourth proportional to 3,888,003.16, 5,365,436.44 and 2,169,021.16 is: 2,993,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,003.16 : 5,365,436.44 = 2,169,021.16 : x
  2. Step 2: Convert to fraction form
    3,888,003.16/5,365,436.44 = 2,169,021.16/x
  3. Step 3: Cross multiply
    3,888,003.16x = 5,365,436.44 × 2,169,021.16
  4. Step 4: Simplify right side
    3,888,003.16x = 11,637,745,170,995.07
  5. Step 5: Solve for x
    x = 11,637,745,170,995.07/3,888,003.16
  6. Step 6: Final answer
    x = 2,993,244.78

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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.