Home / 1,204,163.44-1,661,798.10-720,636.64

Finding the Fourth Proportional to 1,204,163.44, 1,661,798.10 and 720,636.64

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Solution

The fourth proportional to 1,204,163.44, 1,661,798.10 and 720,636.64 is: 994,510.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,163.44 : 1,661,798.10 = 720,636.64 : x
  2. Step 2: Convert to fraction form
    1,204,163.44/1,661,798.10 = 720,636.64/x
  3. Step 3: Cross multiply
    1,204,163.44x = 1,661,798.10 × 720,636.64
  4. Step 4: Simplify right side
    1,204,163.44x = 1,197,552,599,142.38
  5. Step 5: Solve for x
    x = 1,197,552,599,142.38/1,204,163.44
  6. Step 6: Final answer
    x = 994,510.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.