Home / 3,776,811.27-5,666,891.51-1,979,267.37

Finding the Fourth Proportional to 3,776,811.27, 5,666,891.51 and 1,979,267.37

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Solution

The fourth proportional to 3,776,811.27, 5,666,891.51 and 1,979,267.37 is: 2,969,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,811.27 : 5,666,891.51 = 1,979,267.37 : x
  2. Step 2: Convert to fraction form
    3,776,811.27/5,666,891.51 = 1,979,267.37/x
  3. Step 3: Cross multiply
    3,776,811.27x = 5,666,891.51 × 1,979,267.37
  4. Step 4: Simplify right side
    3,776,811.27x = 11,216,293,455,073.03
  5. Step 5: Solve for x
    x = 11,216,293,455,073.03/3,776,811.27
  6. Step 6: Final answer
    x = 2,969,778.64

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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.