Home / 1,605,267.78-2,404,693.42-965,221.05

Finding the Fourth Proportional to 1,605,267.78, 2,404,693.42 and 965,221.05

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Solution

The fourth proportional to 1,605,267.78, 2,404,693.42 and 965,221.05 is: 1,445,902.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,267.78 : 2,404,693.42 = 965,221.05 : x
  2. Step 2: Convert to fraction form
    1,605,267.78/2,404,693.42 = 965,221.05/x
  3. Step 3: Cross multiply
    1,605,267.78x = 2,404,693.42 × 965,221.05
  4. Step 4: Simplify right side
    1,605,267.78x = 2,321,060,705,367.44
  5. Step 5: Solve for x
    x = 2,321,060,705,367.44/1,605,267.78
  6. Step 6: Final answer
    x = 1,445,902.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.