Home / 3,611,542.54-4,983,820.82-1,979,894.14

Finding the Fourth Proportional to 3,611,542.54, 4,983,820.82 and 1,979,894.14

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Solution

The fourth proportional to 3,611,542.54, 4,983,820.82 and 1,979,894.14 is: 2,732,194.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611,542.54 : 4,983,820.82 = 1,979,894.14 : x
  2. Step 2: Convert to fraction form
    3,611,542.54/4,983,820.82 = 1,979,894.14/x
  3. Step 3: Cross multiply
    3,611,542.54x = 4,983,820.82 × 1,979,894.14
  4. Step 4: Simplify right side
    3,611,542.54x = 9,867,437,636,327.99
  5. Step 5: Solve for x
    x = 9,867,437,636,327.99/3,611,542.54
  6. Step 6: Final answer
    x = 2,732,194.77

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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.