Home / 3,917,086.08-5,405,618.88-2,174,784

Finding the Fourth Proportional to 3,917,086.08, 5,405,618.88 and 2,174,784

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Solution

The fourth proportional to 3,917,086.08, 5,405,618.88 and 2,174,784 is: 3,001,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,086.08 : 5,405,618.88 = 2,174,784 : x
  2. Step 2: Convert to fraction form
    3,917,086.08/5,405,618.88 = 2,174,784/x
  3. Step 3: Cross multiply
    3,917,086.08x = 5,405,618.88 × 2,174,784
  4. Step 4: Simplify right side
    3,917,086.08x = 11,756,053,450,321.92
  5. Step 5: Solve for x
    x = 11,756,053,450,321.92/3,917,086.08
  6. Step 6: Final answer
    x = 3,001,224.18

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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.