Home / 2,228,026.88-3,074,674.44-1,209,431.66

Finding the Fourth Proportional to 2,228,026.88, 3,074,674.44 and 1,209,431.66

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Solution

The fourth proportional to 2,228,026.88, 3,074,674.44 and 1,209,431.66 is: 1,669,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,026.88 : 3,074,674.44 = 1,209,431.66 : x
  2. Step 2: Convert to fraction form
    2,228,026.88/3,074,674.44 = 1,209,431.66/x
  3. Step 3: Cross multiply
    2,228,026.88x = 3,074,674.44 × 1,209,431.66
  4. Step 4: Simplify right side
    2,228,026.88x = 3,718,608,611,928.77
  5. Step 5: Solve for x
    x = 3,718,608,611,928.77/2,228,026.88
  6. Step 6: Final answer
    x = 1,669,014.25

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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.