Home / 3,939,552.54-5,439,112.79-2,471,473.91

Finding the Fourth Proportional to 3,939,552.54, 5,439,112.79 and 2,471,473.91

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Solution

The fourth proportional to 3,939,552.54, 5,439,112.79 and 2,471,473.91 is: 3,412,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,552.54 : 5,439,112.79 = 2,471,473.91 : x
  2. Step 2: Convert to fraction form
    3,939,552.54/5,439,112.79 = 2,471,473.91/x
  3. Step 3: Cross multiply
    3,939,552.54x = 5,439,112.79 × 2,471,473.91
  4. Step 4: Simplify right side
    3,939,552.54x = 13,442,625,314,479.38
  5. Step 5: Solve for x
    x = 13,442,625,314,479.38/3,939,552.54
  6. Step 6: Final answer
    x = 3,412,221.36

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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.