Home / 1,857,674.50-2,786,546.31-528,013.06

Finding the Fourth Proportional to 1,857,674.50, 2,786,546.31 and 528,013.06

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Solution

The fourth proportional to 1,857,674.50, 2,786,546.31 and 528,013.06 is: 792,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,674.50 : 2,786,546.31 = 528,013.06 : x
  2. Step 2: Convert to fraction form
    1,857,674.50/2,786,546.31 = 528,013.06/x
  3. Step 3: Cross multiply
    1,857,674.50x = 2,786,546.31 × 528,013.06
  4. Step 4: Simplify right side
    1,857,674.50x = 1,471,332,843,974.81
  5. Step 5: Solve for x
    x = 1,471,332,843,974.81/1,857,674.50
  6. Step 6: Final answer
    x = 792,029.41

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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.