Home / 3,646,629.60-5,474,869.20-2,131,864.80

Finding the Fourth Proportional to 3,646,629.60, 5,474,869.20 and 2,131,864.80

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Solution

The fourth proportional to 3,646,629.60, 5,474,869.20 and 2,131,864.80 is: 3,200,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,629.60 : 5,474,869.20 = 2,131,864.80 : x
  2. Step 2: Convert to fraction form
    3,646,629.60/5,474,869.20 = 2,131,864.80/x
  3. Step 3: Cross multiply
    3,646,629.60x = 5,474,869.20 × 2,131,864.80
  4. Step 4: Simplify right side
    3,646,629.60x = 11,671,680,932,084.16
  5. Step 5: Solve for x
    x = 11,671,680,932,084.16/3,646,629.60
  6. Step 6: Final answer
    x = 3,200,676.30

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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.