Home / 1,340,313.40-2,008,914.90-541,199.80

Finding the Fourth Proportional to 1,340,313.40, 2,008,914.90 and 541,199.80

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Solution

The fourth proportional to 1,340,313.40, 2,008,914.90 and 541,199.80 is: 811,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,313.40 : 2,008,914.90 = 541,199.80 : x
  2. Step 2: Convert to fraction form
    1,340,313.40/2,008,914.90 = 541,199.80/x
  3. Step 3: Cross multiply
    1,340,313.40x = 2,008,914.90 × 541,199.80
  4. Step 4: Simplify right side
    1,340,313.40x = 1,087,224,342,097.02
  5. Step 5: Solve for x
    x = 1,087,224,342,097.02/1,340,313.40
  6. Step 6: Final answer
    x = 811,171.73

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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.