Home / 3,494,171.96-5,242,519.08-1,220,031.39

Finding the Fourth Proportional to 3,494,171.96, 5,242,519.08 and 1,220,031.39

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Solution

The fourth proportional to 3,494,171.96, 5,242,519.08 and 1,220,031.39 is: 1,830,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494,171.96 : 5,242,519.08 = 1,220,031.39 : x
  2. Step 2: Convert to fraction form
    3,494,171.96/5,242,519.08 = 1,220,031.39/x
  3. Step 3: Cross multiply
    3,494,171.96x = 5,242,519.08 × 1,220,031.39
  4. Step 4: Simplify right side
    3,494,171.96x = 6,396,037,840,273.92
  5. Step 5: Solve for x
    x = 6,396,037,840,273.92/3,494,171.96
  6. Step 6: Final answer
    x = 1,830,487.43

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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.