Home / 2,027,667.36-2,797,990.56-1,211,708.64

Finding the Fourth Proportional to 2,027,667.36, 2,797,990.56 and 1,211,708.64

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Solution

The fourth proportional to 2,027,667.36, 2,797,990.56 and 1,211,708.64 is: 1,672,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,667.36 : 2,797,990.56 = 1,211,708.64 : x
  2. Step 2: Convert to fraction form
    2,027,667.36/2,797,990.56 = 1,211,708.64/x
  3. Step 3: Cross multiply
    2,027,667.36x = 2,797,990.56 × 1,211,708.64
  4. Step 4: Simplify right side
    2,027,667.36x = 3,390,349,336,190.44
  5. Step 5: Solve for x
    x = 3,390,349,336,190.44/2,027,667.36
  6. Step 6: Final answer
    x = 1,672,044.14

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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.