Home / 1,305,662.76-1,957,864.20-547,300.60

Finding the Fourth Proportional to 1,305,662.76, 1,957,864.20 and 547,300.60

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Solution

The fourth proportional to 1,305,662.76, 1,957,864.20 and 547,300.60 is: 820,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,662.76 : 1,957,864.20 = 547,300.60 : x
  2. Step 2: Convert to fraction form
    1,305,662.76/1,957,864.20 = 547,300.60/x
  3. Step 3: Cross multiply
    1,305,662.76x = 1,957,864.20 × 547,300.60
  4. Step 4: Simplify right side
    1,305,662.76x = 1,071,540,251,378.52
  5. Step 5: Solve for x
    x = 1,071,540,251,378.52/1,305,662.76
  6. Step 6: Final answer
    x = 820,686.85

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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.