Home / 2,996,163.60-4,494,245.40-1,311,478.80

Finding the Fourth Proportional to 2,996,163.60, 4,494,245.40 and 1,311,478.80

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Solution

The fourth proportional to 2,996,163.60, 4,494,245.40 and 1,311,478.80 is: 1,967,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,163.60 : 4,494,245.40 = 1,311,478.80 : x
  2. Step 2: Convert to fraction form
    2,996,163.60/4,494,245.40 = 1,311,478.80/x
  3. Step 3: Cross multiply
    2,996,163.60x = 4,494,245.40 × 1,311,478.80
  4. Step 4: Simplify right side
    2,996,163.60x = 5,894,107,564,097.52
  5. Step 5: Solve for x
    x = 5,894,107,564,097.52/2,996,163.60
  6. Step 6: Final answer
    x = 1,967,218.20

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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.