Home / 3,634,126.80-5,451,190.20-3,609,243.60

Finding the Fourth Proportional to 3,634,126.80, 5,451,190.20 and 3,609,243.60

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Solution

The fourth proportional to 3,634,126.80, 5,451,190.20 and 3,609,243.60 is: 5,413,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,126.80 : 5,451,190.20 = 3,609,243.60 : x
  2. Step 2: Convert to fraction form
    3,634,126.80/5,451,190.20 = 3,609,243.60/x
  3. Step 3: Cross multiply
    3,634,126.80x = 5,451,190.20 × 3,609,243.60
  4. Step 4: Simplify right side
    3,634,126.80x = 19,674,673,341,732.72
  5. Step 5: Solve for x
    x = 19,674,673,341,732.72/3,634,126.80
  6. Step 6: Final answer
    x = 5,413,865.40

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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.