Home / 1,777,293.16-2,667,022.32-639,960.23

Finding the Fourth Proportional to 1,777,293.16, 2,667,022.32 and 639,960.23

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Solution

The fourth proportional to 1,777,293.16, 2,667,022.32 and 639,960.23 is: 960,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,293.16 : 2,667,022.32 = 639,960.23 : x
  2. Step 2: Convert to fraction form
    1,777,293.16/2,667,022.32 = 639,960.23/x
  3. Step 3: Cross multiply
    1,777,293.16x = 2,667,022.32 × 639,960.23
  4. Step 4: Simplify right side
    1,777,293.16x = 1,706,788,217,322.33
  5. Step 5: Solve for x
    x = 1,706,788,217,322.33/1,777,293.16
  6. Step 6: Final answer
    x = 960,330.16

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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.