Home / 1,332,015.70-1,995,727.20-620,584.60

Finding the Fourth Proportional to 1,332,015.70, 1,995,727.20 and 620,584.60

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Solution

The fourth proportional to 1,332,015.70, 1,995,727.20 and 620,584.60 is: 929,807.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,015.70 : 1,995,727.20 = 620,584.60 : x
  2. Step 2: Convert to fraction form
    1,332,015.70/1,995,727.20 = 620,584.60/x
  3. Step 3: Cross multiply
    1,332,015.70x = 1,995,727.20 × 620,584.60
  4. Step 4: Simplify right side
    1,332,015.70x = 1,238,517,566,121.12
  5. Step 5: Solve for x
    x = 1,238,517,566,121.12/1,332,015.70
  6. Step 6: Final answer
    x = 929,807.03

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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.