Home / 1,914,080.28-2,871,131.28-494,039.28

Finding the Fourth Proportional to 1,914,080.28, 2,871,131.28 and 494,039.28

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Solution

The fourth proportional to 1,914,080.28, 2,871,131.28 and 494,039.28 is: 741,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,080.28 : 2,871,131.28 = 494,039.28 : x
  2. Step 2: Convert to fraction form
    1,914,080.28/2,871,131.28 = 494,039.28/x
  3. Step 3: Cross multiply
    1,914,080.28x = 2,871,131.28 × 494,039.28
  4. Step 4: Simplify right side
    1,914,080.28x = 1,418,451,630,356.68
  5. Step 5: Solve for x
    x = 1,418,451,630,356.68/1,914,080.28
  6. Step 6: Final answer
    x = 741,061.72

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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.