Home / 1,195,556.66-1,793,728.70-485,394.02

Finding the Fourth Proportional to 1,195,556.66, 1,793,728.70 and 485,394.02

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Solution

The fourth proportional to 1,195,556.66, 1,793,728.70 and 485,394.02 is: 728,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,556.66 : 1,793,728.70 = 485,394.02 : x
  2. Step 2: Convert to fraction form
    1,195,556.66/1,793,728.70 = 485,394.02/x
  3. Step 3: Cross multiply
    1,195,556.66x = 1,793,728.70 × 485,394.02
  4. Step 4: Simplify right side
    1,195,556.66x = 870,665,181,633.47
  5. Step 5: Solve for x
    x = 870,665,181,633.47/1,195,556.66
  6. Step 6: Final answer
    x = 728,250.87

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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.