Home / 1,412,724.66-1,949,584.40-768,149.22

Finding the Fourth Proportional to 1,412,724.66, 1,949,584.40 and 768,149.22

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Solution

The fourth proportional to 1,412,724.66, 1,949,584.40 and 768,149.22 is: 1,060,059.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,724.66 : 1,949,584.40 = 768,149.22 : x
  2. Step 2: Convert to fraction form
    1,412,724.66/1,949,584.40 = 768,149.22/x
  3. Step 3: Cross multiply
    1,412,724.66x = 1,949,584.40 × 768,149.22
  4. Step 4: Simplify right side
    1,412,724.66x = 1,497,571,736,184.17
  5. Step 5: Solve for x
    x = 1,497,571,736,184.17/1,412,724.66
  6. Step 6: Final answer
    x = 1,060,059.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.