Home / 3,969,907.80-5,954,861.70-2,371,648.20

Finding the Fourth Proportional to 3,969,907.80, 5,954,861.70 and 2,371,648.20

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Solution

The fourth proportional to 3,969,907.80, 5,954,861.70 and 2,371,648.20 is: 3,557,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,907.80 : 5,954,861.70 = 2,371,648.20 : x
  2. Step 2: Convert to fraction form
    3,969,907.80/5,954,861.70 = 2,371,648.20/x
  3. Step 3: Cross multiply
    3,969,907.80x = 5,954,861.70 × 2,371,648.20
  4. Step 4: Simplify right side
    3,969,907.80x = 14,122,837,032,053.94
  5. Step 5: Solve for x
    x = 14,122,837,032,053.94/3,969,907.80
  6. Step 6: Final answer
    x = 3,557,472.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.