Home / 5,021,958.05-6,930,360.27-2,786,781.47

Finding the Fourth Proportional to 5,021,958.05, 6,930,360.27 and 2,786,781.47

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Solution

The fourth proportional to 5,021,958.05, 6,930,360.27 and 2,786,781.47 is: 3,845,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021,958.05 : 6,930,360.27 = 2,786,781.47 : x
  2. Step 2: Convert to fraction form
    5,021,958.05/6,930,360.27 = 2,786,781.47/x
  3. Step 3: Cross multiply
    5,021,958.05x = 6,930,360.27 × 2,786,781.47
  4. Step 4: Simplify right side
    5,021,958.05x = 19,313,399,546,208.39
  5. Step 5: Solve for x
    x = 19,313,399,546,208.39/5,021,958.05
  6. Step 6: Final answer
    x = 3,845,790.70

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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.