Home / 3,191,334.08-4,404,020.13-1,814,677.90

Finding the Fourth Proportional to 3,191,334.08, 4,404,020.13 and 1,814,677.90

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Solution

The fourth proportional to 3,191,334.08, 4,404,020.13 and 1,814,677.90 is: 2,504,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,334.08 : 4,404,020.13 = 1,814,677.90 : x
  2. Step 2: Convert to fraction form
    3,191,334.08/4,404,020.13 = 1,814,677.90/x
  3. Step 3: Cross multiply
    3,191,334.08x = 4,404,020.13 × 1,814,677.90
  4. Step 4: Simplify right side
    3,191,334.08x = 7,991,877,979,046.03
  5. Step 5: Solve for x
    x = 7,991,877,979,046.03/3,191,334.08
  6. Step 6: Final answer
    x = 2,504,243.61

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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.