Home / 2,631,110.44-3,947,039.54-809,626.45

Finding the Fourth Proportional to 2,631,110.44, 3,947,039.54 and 809,626.45

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Solution

The fourth proportional to 2,631,110.44, 3,947,039.54 and 809,626.45 is: 1,214,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,110.44 : 3,947,039.54 = 809,626.45 : x
  2. Step 2: Convert to fraction form
    2,631,110.44/3,947,039.54 = 809,626.45/x
  3. Step 3: Cross multiply
    2,631,110.44x = 3,947,039.54 × 809,626.45
  4. Step 4: Simplify right side
    2,631,110.44x = 3,195,627,610,779.83
  5. Step 5: Solve for x
    x = 3,195,627,610,779.83/2,631,110.44
  6. Step 6: Final answer
    x = 1,214,554.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.