Home / 1,944,825.16-2,683,993.44-1,085,553.40

Finding the Fourth Proportional to 1,944,825.16, 2,683,993.44 and 1,085,553.40

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Solution

The fourth proportional to 1,944,825.16, 2,683,993.44 and 1,085,553.40 is: 1,498,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,825.16 : 2,683,993.44 = 1,085,553.40 : x
  2. Step 2: Convert to fraction form
    1,944,825.16/2,683,993.44 = 1,085,553.40/x
  3. Step 3: Cross multiply
    1,944,825.16x = 2,683,993.44 × 1,085,553.40
  4. Step 4: Simplify right side
    1,944,825.16x = 2,913,618,204,369.70
  5. Step 5: Solve for x
    x = 2,913,618,204,369.70/1,944,825.16
  6. Step 6: Final answer
    x = 1,498,138.89

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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.