Home / 1,571,143.11-2,356,736.52-449,212.11

Finding the Fourth Proportional to 1,571,143.11, 2,356,736.52 and 449,212.11

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Solution

The fourth proportional to 1,571,143.11, 2,356,736.52 and 449,212.11 is: 673,824.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,143.11 : 2,356,736.52 = 449,212.11 : x
  2. Step 2: Convert to fraction form
    1,571,143.11/2,356,736.52 = 449,212.11/x
  3. Step 3: Cross multiply
    1,571,143.11x = 2,356,736.52 × 449,212.11
  4. Step 4: Simplify right side
    1,571,143.11x = 1,058,674,584,863.26
  5. Step 5: Solve for x
    x = 1,058,674,584,863.26/1,571,143.11
  6. Step 6: Final answer
    x = 673,824.41

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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.