Home / 3,849,606.81-5,313,784.68-2,218,665.33

Finding the Fourth Proportional to 3,849,606.81, 5,313,784.68 and 2,218,665.33

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Solution

The fourth proportional to 3,849,606.81, 5,313,784.68 and 2,218,665.33 is: 3,062,523.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,606.81 : 5,313,784.68 = 2,218,665.33 : x
  2. Step 2: Convert to fraction form
    3,849,606.81/5,313,784.68 = 2,218,665.33/x
  3. Step 3: Cross multiply
    3,849,606.81x = 5,313,784.68 × 2,218,665.33
  4. Step 4: Simplify right side
    3,849,606.81x = 11,789,509,840,601.14
  5. Step 5: Solve for x
    x = 11,789,509,840,601.14/3,849,606.81
  6. Step 6: Final answer
    x = 3,062,523.12

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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.