Home / 1,200,439.24-1,798,659.54-844,705.80

Finding the Fourth Proportional to 1,200,439.24, 1,798,659.54 and 844,705.80

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Solution

The fourth proportional to 1,200,439.24, 1,798,659.54 and 844,705.80 is: 1,265,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,439.24 : 1,798,659.54 = 844,705.80 : x
  2. Step 2: Convert to fraction form
    1,200,439.24/1,798,659.54 = 844,705.80/x
  3. Step 3: Cross multiply
    1,200,439.24x = 1,798,659.54 × 844,705.80
  4. Step 4: Simplify right side
    1,200,439.24x = 1,519,338,145,663.33
  5. Step 5: Solve for x
    x = 1,519,338,145,663.33/1,200,439.24
  6. Step 6: Final answer
    x = 1,265,651.85

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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.