Home / 3,200,129.60-4,800,792.20-1,070,224.88

Finding the Fourth Proportional to 3,200,129.60, 4,800,792.20 and 1,070,224.88

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Solution

The fourth proportional to 3,200,129.60, 4,800,792.20 and 1,070,224.88 is: 1,605,537.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,129.60 : 4,800,792.20 = 1,070,224.88 : x
  2. Step 2: Convert to fraction form
    3,200,129.60/4,800,792.20 = 1,070,224.88/x
  3. Step 3: Cross multiply
    3,200,129.60x = 4,800,792.20 × 1,070,224.88
  4. Step 4: Simplify right side
    3,200,129.60x = 5,137,927,256,149.94
  5. Step 5: Solve for x
    x = 5,137,927,256,149.94/3,200,129.60
  6. Step 6: Final answer
    x = 1,605,537.24

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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.