Home / 1,264,875.20-1,745,569.41-691,902.26

Finding the Fourth Proportional to 1,264,875.20, 1,745,569.41 and 691,902.26

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Solution

The fourth proportional to 1,264,875.20, 1,745,569.41 and 691,902.26 is: 954,847.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,875.20 : 1,745,569.41 = 691,902.26 : x
  2. Step 2: Convert to fraction form
    1,264,875.20/1,745,569.41 = 691,902.26/x
  3. Step 3: Cross multiply
    1,264,875.20x = 1,745,569.41 × 691,902.26
  4. Step 4: Simplify right side
    1,264,875.20x = 1,207,763,419,765.87
  5. Step 5: Solve for x
    x = 1,207,763,419,765.87/1,264,875.20
  6. Step 6: Final answer
    x = 954,847.89

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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.