Home / 2,665,611.88-3,674,718.30-1,900,336.84

Finding the Fourth Proportional to 2,665,611.88, 3,674,718.30 and 1,900,336.84

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Solution

The fourth proportional to 2,665,611.88, 3,674,718.30 and 1,900,336.84 is: 2,619,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,611.88 : 3,674,718.30 = 1,900,336.84 : x
  2. Step 2: Convert to fraction form
    2,665,611.88/3,674,718.30 = 1,900,336.84/x
  3. Step 3: Cross multiply
    2,665,611.88x = 3,674,718.30 × 1,900,336.84
  4. Step 4: Simplify right side
    2,665,611.88x = 6,983,202,562,112.17
  5. Step 5: Solve for x
    x = 6,983,202,562,112.17/2,665,611.88
  6. Step 6: Final answer
    x = 2,619,737.18

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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.