Home / 3,899,367.68-5,369,164.80-3,413,212.16

Finding the Fourth Proportional to 3,899,367.68, 5,369,164.80 and 3,413,212.16

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Solution

The fourth proportional to 3,899,367.68, 5,369,164.80 and 3,413,212.16 is: 4,699,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,367.68 : 5,369,164.80 = 3,413,212.16 : x
  2. Step 2: Convert to fraction form
    3,899,367.68/5,369,164.80 = 3,413,212.16/x
  3. Step 3: Cross multiply
    3,899,367.68x = 5,369,164.80 × 3,413,212.16
  4. Step 4: Simplify right side
    3,899,367.68x = 18,326,098,584,403.97
  5. Step 5: Solve for x
    x = 18,326,098,584,403.97/3,899,367.68
  6. Step 6: Final answer
    x = 4,699,761.63

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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.