Home / 3,228,549.91-4,842,163.90-1,206,420.55

Finding the Fourth Proportional to 3,228,549.91, 4,842,163.90 and 1,206,420.55

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Solution

The fourth proportional to 3,228,549.91, 4,842,163.90 and 1,206,420.55 is: 1,809,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,549.91 : 4,842,163.90 = 1,206,420.55 : x
  2. Step 2: Convert to fraction form
    3,228,549.91/4,842,163.90 = 1,206,420.55/x
  3. Step 3: Cross multiply
    3,228,549.91x = 4,842,163.90 × 1,206,420.55
  4. Step 4: Simplify right side
    3,228,549.91x = 5,841,686,035,428.15
  5. Step 5: Solve for x
    x = 5,841,686,035,428.15/3,228,549.91
  6. Step 6: Final answer
    x = 1,809,383.84

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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.