Home / 1,180,059.80-1,628,062.62-696,382.88

Finding the Fourth Proportional to 1,180,059.80, 1,628,062.62 and 696,382.88

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Solution

The fourth proportional to 1,180,059.80, 1,628,062.62 and 696,382.88 is: 960,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,059.80 : 1,628,062.62 = 696,382.88 : x
  2. Step 2: Convert to fraction form
    1,180,059.80/1,628,062.62 = 696,382.88/x
  3. Step 3: Cross multiply
    1,180,059.80x = 1,628,062.62 × 696,382.88
  4. Step 4: Simplify right side
    1,180,059.80x = 1,133,754,936,135.95
  5. Step 5: Solve for x
    x = 1,133,754,936,135.95/1,180,059.80
  6. Step 6: Final answer
    x = 960,760.58

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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.