Home / 3,551,331.20-5,320,873.20-1,654,181.60

Finding the Fourth Proportional to 3,551,331.20, 5,320,873.20 and 1,654,181.60

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Solution

The fourth proportional to 3,551,331.20, 5,320,873.20 and 1,654,181.60 is: 2,478,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,331.20 : 5,320,873.20 = 1,654,181.60 : x
  2. Step 2: Convert to fraction form
    3,551,331.20/5,320,873.20 = 1,654,181.60/x
  3. Step 3: Cross multiply
    3,551,331.20x = 5,320,873.20 × 1,654,181.60
  4. Step 4: Simplify right side
    3,551,331.20x = 8,801,690,543,373.12
  5. Step 5: Solve for x
    x = 8,801,690,543,373.12/3,551,331.20
  6. Step 6: Final answer
    x = 2,478,420.08

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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.