Home / 1,659,844.20-2,489,766.30-1,649,346.60

Finding the Fourth Proportional to 1,659,844.20, 2,489,766.30 and 1,649,346.60

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Solution

The fourth proportional to 1,659,844.20, 2,489,766.30 and 1,649,346.60 is: 2,474,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,844.20 : 2,489,766.30 = 1,649,346.60 : x
  2. Step 2: Convert to fraction form
    1,659,844.20/2,489,766.30 = 1,649,346.60/x
  3. Step 3: Cross multiply
    1,659,844.20x = 2,489,766.30 × 1,649,346.60
  4. Step 4: Simplify right side
    1,659,844.20x = 4,106,487,581,699.58
  5. Step 5: Solve for x
    x = 4,106,487,581,699.58/1,659,844.20
  6. Step 6: Final answer
    x = 2,474,019.90

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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.