Home / 2,183,619.87-3,013,355.07-1,190,196.27

Finding the Fourth Proportional to 2,183,619.87, 3,013,355.07 and 1,190,196.27

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Solution

The fourth proportional to 2,183,619.87, 3,013,355.07 and 1,190,196.27 is: 1,642,448.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,619.87 : 3,013,355.07 = 1,190,196.27 : x
  2. Step 2: Convert to fraction form
    2,183,619.87/3,013,355.07 = 1,190,196.27/x
  3. Step 3: Cross multiply
    2,183,619.87x = 3,013,355.07 × 1,190,196.27
  4. Step 4: Simplify right side
    2,183,619.87x = 3,586,483,964,499.59
  5. Step 5: Solve for x
    x = 3,586,483,964,499.59/2,183,619.87
  6. Step 6: Final answer
    x = 1,642,448.86

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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.