Home / 2,809,735.48-4,212,019.86-1,012,179.36

Finding the Fourth Proportional to 2,809,735.48, 4,212,019.86 and 1,012,179.36

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Solution

The fourth proportional to 2,809,735.48, 4,212,019.86 and 1,012,179.36 is: 1,517,338.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,735.48 : 4,212,019.86 = 1,012,179.36 : x
  2. Step 2: Convert to fraction form
    2,809,735.48/4,212,019.86 = 1,012,179.36/x
  3. Step 3: Cross multiply
    2,809,735.48x = 4,212,019.86 × 1,012,179.36
  4. Step 4: Simplify right side
    2,809,735.48x = 4,263,319,566,202.09
  5. Step 5: Solve for x
    x = 4,263,319,566,202.09/2,809,735.48
  6. Step 6: Final answer
    x = 1,517,338.41

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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.