Home / 3,500,408.80-5,250,613.20-1,256,255.20

Finding the Fourth Proportional to 3,500,408.80, 5,250,613.20 and 1,256,255.20

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Solution

The fourth proportional to 3,500,408.80, 5,250,613.20 and 1,256,255.20 is: 1,884,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,408.80 : 5,250,613.20 = 1,256,255.20 : x
  2. Step 2: Convert to fraction form
    3,500,408.80/5,250,613.20 = 1,256,255.20/x
  3. Step 3: Cross multiply
    3,500,408.80x = 5,250,613.20 × 1,256,255.20
  4. Step 4: Simplify right side
    3,500,408.80x = 6,596,110,135,688.64
  5. Step 5: Solve for x
    x = 6,596,110,135,688.64/3,500,408.80
  6. Step 6: Final answer
    x = 1,884,382.80

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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.