Home / 1,667,369.97-2,300,972.09-903,423.51

Finding the Fourth Proportional to 1,667,369.97, 2,300,972.09 and 903,423.51

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Solution

The fourth proportional to 1,667,369.97, 2,300,972.09 and 903,423.51 is: 1,246,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,369.97 : 2,300,972.09 = 903,423.51 : x
  2. Step 2: Convert to fraction form
    1,667,369.97/2,300,972.09 = 903,423.51/x
  3. Step 3: Cross multiply
    1,667,369.97x = 2,300,972.09 × 903,423.51
  4. Step 4: Simplify right side
    1,667,369.97x = 2,078,752,277,442.72
  5. Step 5: Solve for x
    x = 2,078,752,277,442.72/1,667,369.97
  6. Step 6: Final answer
    x = 1,246,725.27

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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.