Home / 3,193,266.40-4,789,899.60-2,931,992.80

Finding the Fourth Proportional to 3,193,266.40, 4,789,899.60 and 2,931,992.80

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Solution

The fourth proportional to 3,193,266.40, 4,789,899.60 and 2,931,992.80 is: 4,397,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,266.40 : 4,789,899.60 = 2,931,992.80 : x
  2. Step 2: Convert to fraction form
    3,193,266.40/4,789,899.60 = 2,931,992.80/x
  3. Step 3: Cross multiply
    3,193,266.40x = 4,789,899.60 × 2,931,992.80
  4. Step 4: Simplify right side
    3,193,266.40x = 14,043,951,139,922.88
  5. Step 5: Solve for x
    x = 14,043,951,139,922.88/3,193,266.40
  6. Step 6: Final answer
    x = 4,397,989.20

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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.