Home / 3,380,276.96-5,067,003.60-2,118,990.32

Finding the Fourth Proportional to 3,380,276.96, 5,067,003.60 and 2,118,990.32

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Solution

The fourth proportional to 3,380,276.96, 5,067,003.60 and 2,118,990.32 is: 3,176,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,276.96 : 5,067,003.60 = 2,118,990.32 : x
  2. Step 2: Convert to fraction form
    3,380,276.96/5,067,003.60 = 2,118,990.32/x
  3. Step 3: Cross multiply
    3,380,276.96x = 5,067,003.60 × 2,118,990.32
  4. Step 4: Simplify right side
    3,380,276.96x = 10,736,931,579,805.15
  5. Step 5: Solve for x
    x = 10,736,931,579,805.15/3,380,276.96
  6. Step 6: Final answer
    x = 3,176,346.70

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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.