Home / 3,694,056-5,098,645.92-2,166,655.20

Finding the Fourth Proportional to 3,694,056, 5,098,645.92 and 2,166,655.20

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Solution

The fourth proportional to 3,694,056, 5,098,645.92 and 2,166,655.20 is: 2,990,481.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694,056 : 5,098,645.92 = 2,166,655.20 : x
  2. Step 2: Convert to fraction form
    3,694,056/5,098,645.92 = 2,166,655.20/x
  3. Step 3: Cross multiply
    3,694,056x = 5,098,645.92 × 2,166,655.20
  4. Step 4: Simplify right side
    3,694,056x = 11,047,007,695,526.79
  5. Step 5: Solve for x
    x = 11,047,007,695,526.79/3,694,056
  6. Step 6: Final answer
    x = 2,990,481.92

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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.