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Finding the Fourth Proportional to 1,409,608.22, 1,945,258.52 and 797,749.88

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Solution

The fourth proportional to 1,409,608.22, 1,945,258.52 and 797,749.88 is: 1,100,894.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,608.22 : 1,945,258.52 = 797,749.88 : x
  2. Step 2: Convert to fraction form
    1,409,608.22/1,945,258.52 = 797,749.88/x
  3. Step 3: Cross multiply
    1,409,608.22x = 1,945,258.52 × 797,749.88
  4. Step 4: Simplify right side
    1,409,608.22x = 1,551,829,737,183.94
  5. Step 5: Solve for x
    x = 1,551,829,737,183.94/1,409,608.22
  6. Step 6: Final answer
    x = 1,100,894.36

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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.