Home / 4,731,998.40-7,097,997.60-2,212,574.40

Finding the Fourth Proportional to 4,731,998.40, 7,097,997.60 and 2,212,574.40

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Solution

The fourth proportional to 4,731,998.40, 7,097,997.60 and 2,212,574.40 is: 3,318,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731,998.40 : 7,097,997.60 = 2,212,574.40 : x
  2. Step 2: Convert to fraction form
    4,731,998.40/7,097,997.60 = 2,212,574.40/x
  3. Step 3: Cross multiply
    4,731,998.40x = 7,097,997.60 × 2,212,574.40
  4. Step 4: Simplify right side
    4,731,998.40x = 15,704,847,781,021.44
  5. Step 5: Solve for x
    x = 15,704,847,781,021.44/4,731,998.40
  6. Step 6: Final answer
    x = 3,318,861.60

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Double scale
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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.