Home / 1,727,900.05-2,589,748.82-1,222,606.68

Finding the Fourth Proportional to 1,727,900.05, 2,589,748.82 and 1,222,606.68

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Solution

The fourth proportional to 1,727,900.05, 2,589,748.82 and 1,222,606.68 is: 1,832,423.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,900.05 : 2,589,748.82 = 1,222,606.68 : x
  2. Step 2: Convert to fraction form
    1,727,900.05/2,589,748.82 = 1,222,606.68/x
  3. Step 3: Cross multiply
    1,727,900.05x = 2,589,748.82 × 1,222,606.68
  4. Step 4: Simplify right side
    1,727,900.05x = 3,166,244,202,491.46
  5. Step 5: Solve for x
    x = 3,166,244,202,491.46/1,727,900.05
  6. Step 6: Final answer
    x = 1,832,423.24

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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.