Home / 1,090,619.43-1,504,665.24-631,483.38

Finding the Fourth Proportional to 1,090,619.43, 1,504,665.24 and 631,483.38

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Solution

The fourth proportional to 1,090,619.43, 1,504,665.24 and 631,483.38 is: 871,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,619.43 : 1,504,665.24 = 631,483.38 : x
  2. Step 2: Convert to fraction form
    1,090,619.43/1,504,665.24 = 631,483.38/x
  3. Step 3: Cross multiply
    1,090,619.43x = 1,504,665.24 × 631,483.38
  4. Step 4: Simplify right side
    1,090,619.43x = 950,171,095,163.57
  5. Step 5: Solve for x
    x = 950,171,095,163.57/1,090,619.43
  6. Step 6: Final answer
    x = 871,221.50

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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.