Home / 2,011,213.60-3,016,820.40-1,933,799.20

Finding the Fourth Proportional to 2,011,213.60, 3,016,820.40 and 1,933,799.20

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Solution

The fourth proportional to 2,011,213.60, 3,016,820.40 and 1,933,799.20 is: 2,900,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,213.60 : 3,016,820.40 = 1,933,799.20 : x
  2. Step 2: Convert to fraction form
    2,011,213.60/3,016,820.40 = 1,933,799.20/x
  3. Step 3: Cross multiply
    2,011,213.60x = 3,016,820.40 × 1,933,799.20
  4. Step 4: Simplify right side
    2,011,213.60x = 5,833,924,876,063.68
  5. Step 5: Solve for x
    x = 5,833,924,876,063.68/2,011,213.60
  6. Step 6: Final answer
    x = 2,900,698.80

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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.