Home / 2,809,620.32-4,212,723.87-1,101,717.52

Finding the Fourth Proportional to 2,809,620.32, 4,212,723.87 and 1,101,717.52

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Solution

The fourth proportional to 2,809,620.32, 4,212,723.87 and 1,101,717.52 is: 1,651,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,620.32 : 4,212,723.87 = 1,101,717.52 : x
  2. Step 2: Convert to fraction form
    2,809,620.32/4,212,723.87 = 1,101,717.52/x
  3. Step 3: Cross multiply
    2,809,620.32x = 4,212,723.87 × 1,101,717.52
  4. Step 4: Simplify right side
    2,809,620.32x = 4,641,231,683,969.39
  5. Step 5: Solve for x
    x = 4,641,231,683,969.39/2,809,620.32
  6. Step 6: Final answer
    x = 1,651,907.08

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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.