Home / 1,812,174.32-2,716,563.83-613,257.28

Finding the Fourth Proportional to 1,812,174.32, 2,716,563.83 and 613,257.28

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Solution

The fourth proportional to 1,812,174.32, 2,716,563.83 and 613,257.28 is: 919,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,174.32 : 2,716,563.83 = 613,257.28 : x
  2. Step 2: Convert to fraction form
    1,812,174.32/2,716,563.83 = 613,257.28/x
  3. Step 3: Cross multiply
    1,812,174.32x = 2,716,563.83 × 613,257.28
  4. Step 4: Simplify right side
    1,812,174.32x = 1,665,952,535,474.49
  5. Step 5: Solve for x
    x = 1,665,952,535,474.49/1,812,174.32
  6. Step 6: Final answer
    x = 919,311.41

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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.