Home / 1,195,485.66-1,793,383.83-485,536.86

Finding the Fourth Proportional to 1,195,485.66, 1,793,383.83 and 485,536.86

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Solution

The fourth proportional to 1,195,485.66, 1,793,383.83 and 485,536.86 is: 728,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,485.66 : 1,793,383.83 = 485,536.86 : x
  2. Step 2: Convert to fraction form
    1,195,485.66/1,793,383.83 = 485,536.86/x
  3. Step 3: Cross multiply
    1,195,485.66x = 1,793,383.83 × 485,536.86
  4. Step 4: Simplify right side
    1,195,485.66x = 870,753,953,592.97
  5. Step 5: Solve for x
    x = 870,753,953,592.97/1,195,485.66
  6. Step 6: Final answer
    x = 728,368.38

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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.