Home / 3,999,842.42-5,518,819.11-2,429,928.63

Finding the Fourth Proportional to 3,999,842.42, 5,518,819.11 and 2,429,928.63

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Solution

The fourth proportional to 3,999,842.42, 5,518,819.11 and 2,429,928.63 is: 3,352,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,842.42 : 5,518,819.11 = 2,429,928.63 : x
  2. Step 2: Convert to fraction form
    3,999,842.42/5,518,819.11 = 2,429,928.63/x
  3. Step 3: Cross multiply
    3,999,842.42x = 5,518,819.11 × 2,429,928.63
  4. Step 4: Simplify right side
    3,999,842.42x = 13,410,336,559,180.12
  5. Step 5: Solve for x
    x = 13,410,336,559,180.12/3,999,842.42
  6. Step 6: Final answer
    x = 3,352,716.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.