Home / 3,467,455.60-5,201,183.40-2,123,762.80

Finding the Fourth Proportional to 3,467,455.60, 5,201,183.40 and 2,123,762.80

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Solution

The fourth proportional to 3,467,455.60, 5,201,183.40 and 2,123,762.80 is: 3,185,644.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,455.60 : 5,201,183.40 = 2,123,762.80 : x
  2. Step 2: Convert to fraction form
    3,467,455.60/5,201,183.40 = 2,123,762.80/x
  3. Step 3: Cross multiply
    3,467,455.60x = 5,201,183.40 × 2,123,762.80
  4. Step 4: Simplify right side
    3,467,455.60x = 11,046,079,820,897.52
  5. Step 5: Solve for x
    x = 11,046,079,820,897.52/3,467,455.60
  6. Step 6: Final answer
    x = 3,185,644.20

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Similar ratio
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1.5x scale

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.