Home / 1,267,905.14-1,749,705.46-694,943.54

Finding the Fourth Proportional to 1,267,905.14, 1,749,705.46 and 694,943.54

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Solution

The fourth proportional to 1,267,905.14, 1,749,705.46 and 694,943.54 is: 959,020.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,905.14 : 1,749,705.46 = 694,943.54 : x
  2. Step 2: Convert to fraction form
    1,267,905.14/1,749,705.46 = 694,943.54/x
  3. Step 3: Cross multiply
    1,267,905.14x = 1,749,705.46 × 694,943.54
  4. Step 4: Simplify right side
    1,267,905.14x = 1,215,946,495,843.84
  5. Step 5: Solve for x
    x = 1,215,946,495,843.84/1,267,905.14
  6. Step 6: Final answer
    x = 959,020.09

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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.