Home / 996,609.60-1,494,914.40-990,704.70

Finding the Fourth Proportional to 996,609.60, 1,494,914.40 and 990,704.70

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Solution

The fourth proportional to 996,609.60, 1,494,914.40 and 990,704.70 is: 1,486,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,609.60 : 1,494,914.40 = 990,704.70 : x
  2. Step 2: Convert to fraction form
    996,609.60/1,494,914.40 = 990,704.70/x
  3. Step 3: Cross multiply
    996,609.60x = 1,494,914.40 × 990,704.70
  4. Step 4: Simplify right side
    996,609.60x = 1,481,018,722,177.68
  5. Step 5: Solve for x
    x = 1,481,018,722,177.68/996,609.60
  6. Step 6: Final answer
    x = 1,486,057.05

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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.