Home / 3,888,004.41-5,365,449.45-2,169,125.28

Finding the Fourth Proportional to 3,888,004.41, 5,365,449.45 and 2,169,125.28

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Solution

The fourth proportional to 3,888,004.41, 5,365,449.45 and 2,169,125.28 is: 2,993,394.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,004.41 : 5,365,449.45 = 2,169,125.28 : x
  2. Step 2: Convert to fraction form
    3,888,004.41/5,365,449.45 = 2,169,125.28/x
  3. Step 3: Cross multiply
    3,888,004.41x = 5,365,449.45 × 2,169,125.28
  4. Step 4: Simplify right side
    3,888,004.41x = 11,638,332,040,557.10
  5. Step 5: Solve for x
    x = 11,638,332,040,557.10/3,888,004.41
  6. Step 6: Final answer
    x = 2,993,394.76

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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.