Home / 1,105,728.26-1,526,375.81-743,362.29

Finding the Fourth Proportional to 1,105,728.26, 1,526,375.81 and 743,362.29

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Solution

The fourth proportional to 1,105,728.26, 1,526,375.81 and 743,362.29 is: 1,026,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,728.26 : 1,526,375.81 = 743,362.29 : x
  2. Step 2: Convert to fraction form
    1,105,728.26/1,526,375.81 = 743,362.29/x
  3. Step 3: Cross multiply
    1,105,728.26x = 1,526,375.81 × 743,362.29
  4. Step 4: Simplify right side
    1,105,728.26x = 1,134,650,217,522.21
  5. Step 5: Solve for x
    x = 1,134,650,217,522.21/1,105,728.26
  6. Step 6: Final answer
    x = 1,026,156.48

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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.