Home / 2,726,765.80-3,763,216.74-1,639,391.56

Finding the Fourth Proportional to 2,726,765.80, 3,763,216.74 and 1,639,391.56

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Solution

The fourth proportional to 2,726,765.80, 3,763,216.74 and 1,639,391.56 is: 2,262,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,765.80 : 3,763,216.74 = 1,639,391.56 : x
  2. Step 2: Convert to fraction form
    2,726,765.80/3,763,216.74 = 1,639,391.56/x
  3. Step 3: Cross multiply
    2,726,765.80x = 3,763,216.74 × 1,639,391.56
  4. Step 4: Simplify right side
    2,726,765.80x = 6,169,385,762,006.72
  5. Step 5: Solve for x
    x = 6,169,385,762,006.72/2,726,765.80
  6. Step 6: Final answer
    x = 2,262,528.66

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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.