Home / 2,057,151.72-3,086,220.27-858,407.22

Finding the Fourth Proportional to 2,057,151.72, 3,086,220.27 and 858,407.22

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Solution

The fourth proportional to 2,057,151.72, 3,086,220.27 and 858,407.22 is: 1,287,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,151.72 : 3,086,220.27 = 858,407.22 : x
  2. Step 2: Convert to fraction form
    2,057,151.72/3,086,220.27 = 858,407.22/x
  3. Step 3: Cross multiply
    2,057,151.72x = 3,086,220.27 × 858,407.22
  4. Step 4: Simplify right side
    2,057,151.72x = 2,649,233,762,278.35
  5. Step 5: Solve for x
    x = 2,649,233,762,278.35/2,057,151.72
  6. Step 6: Final answer
    x = 1,287,816.42

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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.