Home / 1,823,391.33-2,735,194.05-686,163.21

Finding the Fourth Proportional to 1,823,391.33, 2,735,194.05 and 686,163.21

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Solution

The fourth proportional to 1,823,391.33, 2,735,194.05 and 686,163.21 is: 1,029,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,391.33 : 2,735,194.05 = 686,163.21 : x
  2. Step 2: Convert to fraction form
    1,823,391.33/2,735,194.05 = 686,163.21/x
  3. Step 3: Cross multiply
    1,823,391.33x = 2,735,194.05 × 686,163.21
  4. Step 4: Simplify right side
    1,823,391.33x = 1,876,789,529,320.90
  5. Step 5: Solve for x
    x = 1,876,789,529,320.90/1,823,391.33
  6. Step 6: Final answer
    x = 1,029,285.10

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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.