Home / 3,949,288.80-5,912,123.40-2,351,029.20

Finding the Fourth Proportional to 3,949,288.80, 5,912,123.40 and 2,351,029.20

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Solution

The fourth proportional to 3,949,288.80, 5,912,123.40 and 2,351,029.20 is: 3,519,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949,288.80 : 5,912,123.40 = 2,351,029.20 : x
  2. Step 2: Convert to fraction form
    3,949,288.80/5,912,123.40 = 2,351,029.20/x
  3. Step 3: Cross multiply
    3,949,288.80x = 5,912,123.40 × 2,351,029.20
  4. Step 4: Simplify right side
    3,949,288.80x = 13,899,574,747,403.28
  5. Step 5: Solve for x
    x = 13,899,574,747,403.28/3,949,288.80
  6. Step 6: Final answer
    x = 3,519,513.37

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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.