Home / 3,219,449.60-4,829,174.40-2,085,708.80

Finding the Fourth Proportional to 3,219,449.60, 4,829,174.40 and 2,085,708.80

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Solution

The fourth proportional to 3,219,449.60, 4,829,174.40 and 2,085,708.80 is: 3,128,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,449.60 : 4,829,174.40 = 2,085,708.80 : x
  2. Step 2: Convert to fraction form
    3,219,449.60/4,829,174.40 = 2,085,708.80/x
  3. Step 3: Cross multiply
    3,219,449.60x = 4,829,174.40 × 2,085,708.80
  4. Step 4: Simplify right side
    3,219,449.60x = 10,072,251,542,814.72
  5. Step 5: Solve for x
    x = 10,072,251,542,814.72/3,219,449.60
  6. Step 6: Final answer
    x = 3,128,563.20

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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.