Home / 1,969,764.55-2,719,540.17-1,235,725.20

Finding the Fourth Proportional to 1,969,764.55, 2,719,540.17 and 1,235,725.20

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Solution

The fourth proportional to 1,969,764.55, 2,719,540.17 and 1,235,725.20 is: 1,706,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,764.55 : 2,719,540.17 = 1,235,725.20 : x
  2. Step 2: Convert to fraction form
    1,969,764.55/2,719,540.17 = 1,235,725.20/x
  3. Step 3: Cross multiply
    1,969,764.55x = 2,719,540.17 × 1,235,725.20
  4. Step 4: Simplify right side
    1,969,764.55x = 3,360,604,320,481.28
  5. Step 5: Solve for x
    x = 3,360,604,320,481.28/1,969,764.55
  6. Step 6: Final answer
    x = 1,706,094.43

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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.