Home / 1,914,068.78-2,871,114.03-494,027.78

Finding the Fourth Proportional to 1,914,068.78, 2,871,114.03 and 494,027.78

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Solution

The fourth proportional to 1,914,068.78, 2,871,114.03 and 494,027.78 is: 741,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,068.78 : 2,871,114.03 = 494,027.78 : x
  2. Step 2: Convert to fraction form
    1,914,068.78/2,871,114.03 = 494,027.78/x
  3. Step 3: Cross multiply
    1,914,068.78x = 2,871,114.03 × 494,027.78
  4. Step 4: Simplify right side
    1,914,068.78x = 1,418,410,090,367.75
  5. Step 5: Solve for x
    x = 1,418,410,090,367.75/1,914,068.78
  6. Step 6: Final answer
    x = 741,044.47

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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.