Home / 2,305,055.40-3,449,709.90-2,021,620.20

Finding the Fourth Proportional to 2,305,055.40, 3,449,709.90 and 2,021,620.20

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Solution

The fourth proportional to 2,305,055.40, 3,449,709.90 and 2,021,620.20 is: 3,025,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,055.40 : 3,449,709.90 = 2,021,620.20 : x
  2. Step 2: Convert to fraction form
    2,305,055.40/3,449,709.90 = 2,021,620.20/x
  3. Step 3: Cross multiply
    2,305,055.40x = 3,449,709.90 × 2,021,620.20
  4. Step 4: Simplify right side
    2,305,055.40x = 6,974,003,217,979.98
  5. Step 5: Solve for x
    x = 6,974,003,217,979.98/2,305,055.40
  6. Step 6: Final answer
    x = 3,025,525.21

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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.