Home / 3,607,251-4,978,162.86-1,997,619

Finding the Fourth Proportional to 3,607,251, 4,978,162.86 and 1,997,619

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Solution

The fourth proportional to 3,607,251, 4,978,162.86 and 1,997,619 is: 2,756,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,251 : 4,978,162.86 = 1,997,619 : x
  2. Step 2: Convert to fraction form
    3,607,251/4,978,162.86 = 1,997,619/x
  3. Step 3: Cross multiply
    3,607,251x = 4,978,162.86 × 1,997,619
  4. Step 4: Simplify right side
    3,607,251x = 9,944,472,714,230.34
  5. Step 5: Solve for x
    x = 9,944,472,714,230.34/3,607,251
  6. Step 6: Final answer
    x = 2,756,800.88

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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.