Home / 1,108,179.25-1,663,016.20-434,176.02

Finding the Fourth Proportional to 1,108,179.25, 1,663,016.20 and 434,176.02

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Solution

The fourth proportional to 1,108,179.25, 1,663,016.20 and 434,176.02 is: 651,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,179.25 : 1,663,016.20 = 434,176.02 : x
  2. Step 2: Convert to fraction form
    1,108,179.25/1,663,016.20 = 434,176.02/x
  3. Step 3: Cross multiply
    1,108,179.25x = 1,663,016.20 × 434,176.02
  4. Step 4: Simplify right side
    1,108,179.25x = 722,041,753,826.08
  5. Step 5: Solve for x
    x = 722,041,753,826.08/1,108,179.25
  6. Step 6: Final answer
    x = 651,556.83

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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.