Home / 3,998,557.70-5,512,270.48-2,850,645.14

Finding the Fourth Proportional to 3,998,557.70, 5,512,270.48 and 2,850,645.14

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Solution

The fourth proportional to 3,998,557.70, 5,512,270.48 and 2,850,645.14 is: 3,929,798.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,557.70 : 5,512,270.48 = 2,850,645.14 : x
  2. Step 2: Convert to fraction form
    3,998,557.70/5,512,270.48 = 2,850,645.14/x
  3. Step 3: Cross multiply
    3,998,557.70x = 5,512,270.48 × 2,850,645.14
  4. Step 4: Simplify right side
    3,998,557.70x = 15,713,527,054,177.47
  5. Step 5: Solve for x
    x = 15,713,527,054,177.47/3,998,557.70
  6. Step 6: Final answer
    x = 3,929,798.75

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1.5x scale

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.