Home / 1,092,318.82-1,638,475.83-293,600.34

Finding the Fourth Proportional to 1,092,318.82, 1,638,475.83 and 293,600.34

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Solution

The fourth proportional to 1,092,318.82, 1,638,475.83 and 293,600.34 is: 440,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,318.82 : 1,638,475.83 = 293,600.34 : x
  2. Step 2: Convert to fraction form
    1,092,318.82/1,638,475.83 = 293,600.34/x
  3. Step 3: Cross multiply
    1,092,318.82x = 1,638,475.83 × 293,600.34
  4. Step 4: Simplify right side
    1,092,318.82x = 481,057,060,769.78
  5. Step 5: Solve for x
    x = 481,057,060,769.78/1,092,318.82
  6. Step 6: Final answer
    x = 440,399.87

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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.