Home / 2,749,093.20-4,124,676.60-1,330,405.20

Finding the Fourth Proportional to 2,749,093.20, 4,124,676.60 and 1,330,405.20

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Solution

The fourth proportional to 2,749,093.20, 4,124,676.60 and 1,330,405.20 is: 1,996,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,093.20 : 4,124,676.60 = 1,330,405.20 : x
  2. Step 2: Convert to fraction form
    2,749,093.20/4,124,676.60 = 1,330,405.20/x
  3. Step 3: Cross multiply
    2,749,093.20x = 4,124,676.60 × 1,330,405.20
  4. Step 4: Simplify right side
    2,749,093.20x = 5,487,491,196,958.32
  5. Step 5: Solve for x
    x = 5,487,491,196,958.32/2,749,093.20
  6. Step 6: Final answer
    x = 1,996,109.55

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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.