Home / 1,982,635.36-2,973,955.88-486,727.36

Finding the Fourth Proportional to 1,982,635.36, 2,973,955.88 and 486,727.36

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Solution

The fourth proportional to 1,982,635.36, 2,973,955.88 and 486,727.36 is: 730,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,635.36 : 2,973,955.88 = 486,727.36 : x
  2. Step 2: Convert to fraction form
    1,982,635.36/2,973,955.88 = 486,727.36/x
  3. Step 3: Cross multiply
    1,982,635.36x = 2,973,955.88 × 486,727.36
  4. Step 4: Simplify right side
    1,982,635.36x = 1,447,505,694,228.88
  5. Step 5: Solve for x
    x = 1,447,505,694,228.88/1,982,635.36
  6. Step 6: Final answer
    x = 730,091.74

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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.