Home / 2,628,754.80-3,940,945.20-1,113,601.20

Finding the Fourth Proportional to 2,628,754.80, 3,940,945.20 and 1,113,601.20

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Solution

The fourth proportional to 2,628,754.80, 3,940,945.20 and 1,113,601.20 is: 1,669,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,754.80 : 3,940,945.20 = 1,113,601.20 : x
  2. Step 2: Convert to fraction form
    2,628,754.80/3,940,945.20 = 1,113,601.20/x
  3. Step 3: Cross multiply
    2,628,754.80x = 3,940,945.20 × 1,113,601.20
  4. Step 4: Simplify right side
    2,628,754.80x = 4,388,641,303,854.24
  5. Step 5: Solve for x
    x = 4,388,641,303,854.24/2,628,754.80
  6. Step 6: Final answer
    x = 1,669,475.34

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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.