Home / 2,253,166.78-3,109,370.10-1,347,748.78

Finding the Fourth Proportional to 2,253,166.78, 3,109,370.10 and 1,347,748.78

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Solution

The fourth proportional to 2,253,166.78, 3,109,370.10 and 1,347,748.78 is: 1,859,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,166.78 : 3,109,370.10 = 1,347,748.78 : x
  2. Step 2: Convert to fraction form
    2,253,166.78/3,109,370.10 = 1,347,748.78/x
  3. Step 3: Cross multiply
    2,253,166.78x = 3,109,370.10 × 1,347,748.78
  4. Step 4: Simplify right side
    2,253,166.78x = 4,190,649,758,843.48
  5. Step 5: Solve for x
    x = 4,190,649,758,843.48/2,253,166.78
  6. Step 6: Final answer
    x = 1,859,893.28

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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.