Home / 1,812,174.83-2,716,564.58-613,257.78

Finding the Fourth Proportional to 1,812,174.83, 2,716,564.58 and 613,257.78

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Solution

The fourth proportional to 1,812,174.83, 2,716,564.58 and 613,257.78 is: 919,312.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,174.83 : 2,716,564.58 = 613,257.78 : x
  2. Step 2: Convert to fraction form
    1,812,174.83/2,716,564.58 = 613,257.78/x
  3. Step 3: Cross multiply
    1,812,174.83x = 2,716,564.58 × 613,257.78
  4. Step 4: Simplify right side
    1,812,174.83x = 1,665,954,360,491.14
  5. Step 5: Solve for x
    x = 1,665,954,360,491.14/1,812,174.83
  6. Step 6: Final answer
    x = 919,312.16

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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.