Home / 3,850,350.54-5,313,546.40-2,107,990.52

Finding the Fourth Proportional to 3,850,350.54, 5,313,546.40 and 2,107,990.52

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Solution

The fourth proportional to 3,850,350.54, 5,313,546.40 and 2,107,990.52 is: 2,909,061.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,350.54 : 5,313,546.40 = 2,107,990.52 : x
  2. Step 2: Convert to fraction form
    3,850,350.54/5,313,546.40 = 2,107,990.52/x
  3. Step 3: Cross multiply
    3,850,350.54x = 5,313,546.40 × 2,107,990.52
  4. Step 4: Simplify right side
    3,850,350.54x = 11,200,905,438,780.13
  5. Step 5: Solve for x
    x = 11,200,905,438,780.13/3,850,350.54
  6. Step 6: Final answer
    x = 2,909,061.22

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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.