Home / 2,085,556.01-3,129,517.42-1,125,998.82

Finding the Fourth Proportional to 2,085,556.01, 3,129,517.42 and 1,125,998.82

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Solution

The fourth proportional to 2,085,556.01, 3,129,517.42 and 1,125,998.82 is: 1,689,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,556.01 : 3,129,517.42 = 1,125,998.82 : x
  2. Step 2: Convert to fraction form
    2,085,556.01/3,129,517.42 = 1,125,998.82/x
  3. Step 3: Cross multiply
    2,085,556.01x = 3,129,517.42 × 1,125,998.82
  4. Step 4: Simplify right side
    2,085,556.01x = 3,523,832,919,274.45
  5. Step 5: Solve for x
    x = 3,523,832,919,274.45/2,085,556.01
  6. Step 6: Final answer
    x = 1,689,637.16

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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.