Home / 1,267,905.89-1,749,706.49-694,944.29

Finding the Fourth Proportional to 1,267,905.89, 1,749,706.49 and 694,944.29

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Solution

The fourth proportional to 1,267,905.89, 1,749,706.49 and 694,944.29 is: 959,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,905.89 : 1,749,706.49 = 694,944.29 : x
  2. Step 2: Convert to fraction form
    1,267,905.89/1,749,706.49 = 694,944.29/x
  3. Step 3: Cross multiply
    1,267,905.89x = 1,749,706.49 × 694,944.29
  4. Step 4: Simplify right side
    1,267,905.89x = 1,215,948,527,390.27
  5. Step 5: Solve for x
    x = 1,215,948,527,390.27/1,267,905.89
  6. Step 6: Final answer
    x = 959,021.12

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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.