Home / 3,666,098.40-5,499,147.60-3,280,408.80

Finding the Fourth Proportional to 3,666,098.40, 5,499,147.60 and 3,280,408.80

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Solution

The fourth proportional to 3,666,098.40, 5,499,147.60 and 3,280,408.80 is: 4,920,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666,098.40 : 5,499,147.60 = 3,280,408.80 : x
  2. Step 2: Convert to fraction form
    3,666,098.40/5,499,147.60 = 3,280,408.80/x
  3. Step 3: Cross multiply
    3,666,098.40x = 5,499,147.60 × 3,280,408.80
  4. Step 4: Simplify right side
    3,666,098.40x = 18,039,452,179,538.88
  5. Step 5: Solve for x
    x = 18,039,452,179,538.88/3,666,098.40
  6. Step 6: Final answer
    x = 4,920,613.20

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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.