Home / 2,646,346.32-3,965,842.08-1,381,651.20

Finding the Fourth Proportional to 2,646,346.32, 3,965,842.08 and 1,381,651.20

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Solution

The fourth proportional to 2,646,346.32, 3,965,842.08 and 1,381,651.20 is: 2,070,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,346.32 : 3,965,842.08 = 1,381,651.20 : x
  2. Step 2: Convert to fraction form
    2,646,346.32/3,965,842.08 = 1,381,651.20/x
  3. Step 3: Cross multiply
    2,646,346.32x = 3,965,842.08 × 1,381,651.20
  4. Step 4: Simplify right side
    2,646,346.32x = 5,479,410,468,842.50
  5. Step 5: Solve for x
    x = 5,479,410,468,842.50/2,646,346.32
  6. Step 6: Final answer
    x = 2,070,556.84

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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.