Home / 3,601,858.70-4,970,499.73-1,970,251.80

Finding the Fourth Proportional to 3,601,858.70, 4,970,499.73 and 1,970,251.80

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Solution

The fourth proportional to 3,601,858.70, 4,970,499.73 and 1,970,251.80 is: 2,718,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,858.70 : 4,970,499.73 = 1,970,251.80 : x
  2. Step 2: Convert to fraction form
    3,601,858.70/4,970,499.73 = 1,970,251.80/x
  3. Step 3: Cross multiply
    3,601,858.70x = 4,970,499.73 × 1,970,251.80
  4. Step 4: Simplify right side
    3,601,858.70x = 9,793,136,016,367.01
  5. Step 5: Solve for x
    x = 9,793,136,016,367.01/3,601,858.70
  6. Step 6: Final answer
    x = 2,718,911.77

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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.