Home / 2,992,610.78-4,489,546.74-970,697.06

Finding the Fourth Proportional to 2,992,610.78, 4,489,546.74 and 970,697.06

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Solution

The fourth proportional to 2,992,610.78, 4,489,546.74 and 970,697.06 is: 1,456,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,610.78 : 4,489,546.74 = 970,697.06 : x
  2. Step 2: Convert to fraction form
    2,992,610.78/4,489,546.74 = 970,697.06/x
  3. Step 3: Cross multiply
    2,992,610.78x = 4,489,546.74 × 970,697.06
  4. Step 4: Simplify right side
    2,992,610.78x = 4,357,989,811,998.54
  5. Step 5: Solve for x
    x = 4,357,989,811,998.54/2,992,610.78
  6. Step 6: Final answer
    x = 1,456,250.12

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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.