Home / 2,186,098.24-3,016,820.92-1,219,291.16

Finding the Fourth Proportional to 2,186,098.24, 3,016,820.92 and 1,219,291.16

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Solution

The fourth proportional to 2,186,098.24, 3,016,820.92 and 1,219,291.16 is: 1,682,624.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,098.24 : 3,016,820.92 = 1,219,291.16 : x
  2. Step 2: Convert to fraction form
    2,186,098.24/3,016,820.92 = 1,219,291.16/x
  3. Step 3: Cross multiply
    2,186,098.24x = 3,016,820.92 × 1,219,291.16
  4. Step 4: Simplify right side
    2,186,098.24x = 3,678,383,079,059.07
  5. Step 5: Solve for x
    x = 3,678,383,079,059.07/2,186,098.24
  6. Step 6: Final answer
    x = 1,682,624.78

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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.