Home / 3,611,677.94-4,983,983.22-1,980,049.58

Finding the Fourth Proportional to 3,611,677.94, 4,983,983.22 and 1,980,049.58

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Solution

The fourth proportional to 3,611,677.94, 4,983,983.22 and 1,980,049.58 is: 2,732,395.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,677.94 : 4,983,983.22 = 1,980,049.58 : x
  2. Step 2: Convert to fraction form
    3,611,677.94/4,983,983.22 = 1,980,049.58/x
  3. Step 3: Cross multiply
    3,611,677.94x = 4,983,983.22 × 1,980,049.58
  4. Step 4: Simplify right side
    3,611,677.94x = 9,868,533,867,832.88
  5. Step 5: Solve for x
    x = 9,868,533,867,832.88/3,611,677.94
  6. Step 6: Final answer
    x = 2,732,395.87

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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.