Home / 2,766,561.50-3,821,004.15-1,859,568.86

Finding the Fourth Proportional to 2,766,561.50, 3,821,004.15 and 1,859,568.86

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Solution

The fourth proportional to 2,766,561.50, 3,821,004.15 and 1,859,568.86 is: 2,568,321.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,561.50 : 3,821,004.15 = 1,859,568.86 : x
  2. Step 2: Convert to fraction form
    2,766,561.50/3,821,004.15 = 1,859,568.86/x
  3. Step 3: Cross multiply
    2,766,561.50x = 3,821,004.15 × 1,859,568.86
  4. Step 4: Simplify right side
    2,766,561.50x = 7,105,420,331,270.77
  5. Step 5: Solve for x
    x = 7,105,420,331,270.77/2,766,561.50
  6. Step 6: Final answer
    x = 2,568,321.84

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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.