Home / 1,777,292.16-2,667,020.82-639,959.23

Finding the Fourth Proportional to 1,777,292.16, 2,667,020.82 and 639,959.23

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Solution

The fourth proportional to 1,777,292.16, 2,667,020.82 and 639,959.23 is: 960,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,292.16 : 2,667,020.82 = 639,959.23 : x
  2. Step 2: Convert to fraction form
    1,777,292.16/2,667,020.82 = 639,959.23/x
  3. Step 3: Cross multiply
    1,777,292.16x = 2,667,020.82 × 639,959.23
  4. Step 4: Simplify right side
    1,777,292.16x = 1,706,784,590,361.17
  5. Step 5: Solve for x
    x = 1,706,784,590,361.17/1,777,292.16
  6. Step 6: Final answer
    x = 960,328.66

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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.