Home / 1,727,957.07-2,591,673.17-663,500.43

Finding the Fourth Proportional to 1,727,957.07, 2,591,673.17 and 663,500.43

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Solution

The fourth proportional to 1,727,957.07, 2,591,673.17 and 663,500.43 is: 995,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,957.07 : 2,591,673.17 = 663,500.43 : x
  2. Step 2: Convert to fraction form
    1,727,957.07/2,591,673.17 = 663,500.43/x
  3. Step 3: Cross multiply
    1,727,957.07x = 2,591,673.17 × 663,500.43
  4. Step 4: Simplify right side
    1,727,957.07x = 1,719,576,259,396.96
  5. Step 5: Solve for x
    x = 1,719,576,259,396.96/1,727,957.07
  6. Step 6: Final answer
    x = 995,149.87

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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.