Home / 2,057,186.41-3,086,272.29-858,441.89

Finding the Fourth Proportional to 2,057,186.41, 3,086,272.29 and 858,441.89

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Solution

The fourth proportional to 2,057,186.41, 3,086,272.29 and 858,441.89 is: 1,287,868.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,186.41 : 3,086,272.29 = 858,441.89 : x
  2. Step 2: Convert to fraction form
    2,057,186.41/3,086,272.29 = 858,441.89/x
  3. Step 3: Cross multiply
    2,057,186.41x = 3,086,272.29 × 858,441.89
  4. Step 4: Simplify right side
    2,057,186.41x = 2,649,385,417,682.23
  5. Step 5: Solve for x
    x = 2,649,385,417,682.23/2,057,186.41
  6. Step 6: Final answer
    x = 1,287,868.42

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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.