Home / 1,331,601.12-1,997,591.22-432,753.84

Finding the Fourth Proportional to 1,331,601.12, 1,997,591.22 and 432,753.84

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Solution

The fourth proportional to 1,331,601.12, 1,997,591.22 and 432,753.84 is: 649,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,601.12 : 1,997,591.22 = 432,753.84 : x
  2. Step 2: Convert to fraction form
    1,331,601.12/1,997,591.22 = 432,753.84/x
  3. Step 3: Cross multiply
    1,331,601.12x = 1,997,591.22 × 432,753.84
  4. Step 4: Simplify right side
    1,331,601.12x = 864,465,271,205.29
  5. Step 5: Solve for x
    x = 864,465,271,205.29/1,331,601.12
  6. Step 6: Final answer
    x = 649,192.36

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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.