Home / 3,778,400.40-5,667,600.60-3,573,697.20

Finding the Fourth Proportional to 3,778,400.40, 5,667,600.60 and 3,573,697.20

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Solution

The fourth proportional to 3,778,400.40, 5,667,600.60 and 3,573,697.20 is: 5,360,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,400.40 : 5,667,600.60 = 3,573,697.20 : x
  2. Step 2: Convert to fraction form
    3,778,400.40/5,667,600.60 = 3,573,697.20/x
  3. Step 3: Cross multiply
    3,778,400.40x = 5,667,600.60 × 3,573,697.20
  4. Step 4: Simplify right side
    3,778,400.40x = 20,254,288,394,938.32
  5. Step 5: Solve for x
    x = 20,254,288,394,938.32/3,778,400.40
  6. Step 6: Final answer
    x = 5,360,545.80

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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.