Home / 3,533,741.76-5,290,140.96-2,181,556.56

Finding the Fourth Proportional to 3,533,741.76, 5,290,140.96 and 2,181,556.56

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Solution

The fourth proportional to 3,533,741.76, 5,290,140.96 and 2,181,556.56 is: 3,265,870.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,533,741.76 : 5,290,140.96 = 2,181,556.56 : x
  2. Step 2: Convert to fraction form
    3,533,741.76/5,290,140.96 = 2,181,556.56/x
  3. Step 3: Cross multiply
    3,533,741.76x = 5,290,140.96 × 2,181,556.56
  4. Step 4: Simplify right side
    3,533,741.76x = 11,540,741,714,612.70
  5. Step 5: Solve for x
    x = 11,540,741,714,612.70/3,533,741.76
  6. Step 6: Final answer
    x = 3,265,870.15

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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.