Home / 2,581,861.80-3,563,015.06-1,435,942.68

Finding the Fourth Proportional to 2,581,861.80, 3,563,015.06 and 1,435,942.68

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Solution

The fourth proportional to 2,581,861.80, 3,563,015.06 and 1,435,942.68 is: 1,981,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,861.80 : 3,563,015.06 = 1,435,942.68 : x
  2. Step 2: Convert to fraction form
    2,581,861.80/3,563,015.06 = 1,435,942.68/x
  3. Step 3: Cross multiply
    2,581,861.80x = 3,563,015.06 × 1,435,942.68
  4. Step 4: Simplify right side
    2,581,861.80x = 5,116,285,394,136.76
  5. Step 5: Solve for x
    x = 5,116,285,394,136.76/2,581,861.80
  6. Step 6: Final answer
    x = 1,981,626.36

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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.