Home / 2,766,554-3,820,993.80-1,859,561.36

Finding the Fourth Proportional to 2,766,554, 3,820,993.80 and 1,859,561.36

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Solution

The fourth proportional to 2,766,554, 3,820,993.80 and 1,859,561.36 is: 2,568,311.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,554 : 3,820,993.80 = 1,859,561.36 : x
  2. Step 2: Convert to fraction form
    2,766,554/3,820,993.80 = 1,859,561.36/x
  3. Step 3: Cross multiply
    2,766,554x = 3,820,993.80 × 1,859,561.36
  4. Step 4: Simplify right side
    2,766,554x = 7,105,372,427,279.57
  5. Step 5: Solve for x
    x = 7,105,372,427,279.57/2,766,554
  6. Step 6: Final answer
    x = 2,568,311.49

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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.