Home / 3,156,504.17-4,355,974.80-1,706,198.76

Finding the Fourth Proportional to 3,156,504.17, 4,355,974.80 and 1,706,198.76

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Solution

The fourth proportional to 3,156,504.17, 4,355,974.80 and 1,706,198.76 is: 2,354,553.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,504.17 : 4,355,974.80 = 1,706,198.76 : x
  2. Step 2: Convert to fraction form
    3,156,504.17/4,355,974.80 = 1,706,198.76/x
  3. Step 3: Cross multiply
    3,156,504.17x = 4,355,974.80 × 1,706,198.76
  4. Step 4: Simplify right side
    3,156,504.17x = 7,432,158,802,351.25
  5. Step 5: Solve for x
    x = 7,432,158,802,351.25/3,156,504.17
  6. Step 6: Final answer
    x = 2,354,553.78

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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.