Home / 1,195,486.66-1,793,385.33-485,537.86

Finding the Fourth Proportional to 1,195,486.66, 1,793,385.33 and 485,537.86

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Solution

The fourth proportional to 1,195,486.66, 1,793,385.33 and 485,537.86 is: 728,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,486.66 : 1,793,385.33 = 485,537.86 : x
  2. Step 2: Convert to fraction form
    1,195,486.66/1,793,385.33 = 485,537.86/x
  3. Step 3: Cross multiply
    1,195,486.66x = 1,793,385.33 × 485,537.86
  4. Step 4: Simplify right side
    1,195,486.66x = 870,756,475,283.59
  5. Step 5: Solve for x
    x = 870,756,475,283.59/1,195,486.66
  6. Step 6: Final answer
    x = 728,369.88

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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.