Home / 2,863,174.20-3,950,945.53-1,685,586.16

Finding the Fourth Proportional to 2,863,174.20, 3,950,945.53 and 1,685,586.16

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Solution

The fourth proportional to 2,863,174.20, 3,950,945.53 and 1,685,586.16 is: 2,325,970.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,174.20 : 3,950,945.53 = 1,685,586.16 : x
  2. Step 2: Convert to fraction form
    2,863,174.20/3,950,945.53 = 1,685,586.16/x
  3. Step 3: Cross multiply
    2,863,174.20x = 3,950,945.53 × 1,685,586.16
  4. Step 4: Simplify right side
    2,863,174.20x = 6,659,659,104,281.86
  5. Step 5: Solve for x
    x = 6,659,659,104,281.86/2,863,174.20
  6. Step 6: Final answer
    x = 2,325,970.63

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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.