Home / 3,442,933.76-4,750,869.12-1,992,346.88

Finding the Fourth Proportional to 3,442,933.76, 4,750,869.12 and 1,992,346.88

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Solution

The fourth proportional to 3,442,933.76, 4,750,869.12 and 1,992,346.88 is: 2,749,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,933.76 : 4,750,869.12 = 1,992,346.88 : x
  2. Step 2: Convert to fraction form
    3,442,933.76/4,750,869.12 = 1,992,346.88/x
  3. Step 3: Cross multiply
    3,442,933.76x = 4,750,869.12 × 1,992,346.88
  4. Step 4: Simplify right side
    3,442,933.76x = 9,465,379,268,520.35
  5. Step 5: Solve for x
    x = 9,465,379,268,520.35/3,442,933.76
  6. Step 6: Final answer
    x = 2,749,219.10

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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.