Home / 3,953,906.90-5,930,860.35-3,670,471.70

Finding the Fourth Proportional to 3,953,906.90, 5,930,860.35 and 3,670,471.70

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Solution

The fourth proportional to 3,953,906.90, 5,930,860.35 and 3,670,471.70 is: 5,505,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953,906.90 : 5,930,860.35 = 3,670,471.70 : x
  2. Step 2: Convert to fraction form
    3,953,906.90/5,930,860.35 = 3,670,471.70/x
  3. Step 3: Cross multiply
    3,953,906.90x = 5,930,860.35 × 3,670,471.70
  4. Step 4: Simplify right side
    3,953,906.90x = 21,769,055,071,327.09
  5. Step 5: Solve for x
    x = 21,769,055,071,327.09/3,953,906.90
  6. Step 6: Final answer
    x = 5,505,707.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.