Home / 2,167,183.45-2,992,723.50-1,622,373.40

Finding the Fourth Proportional to 2,167,183.45, 2,992,723.50 and 1,622,373.40

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Solution

The fourth proportional to 2,167,183.45, 2,992,723.50 and 1,622,373.40 is: 2,240,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,183.45 : 2,992,723.50 = 1,622,373.40 : x
  2. Step 2: Convert to fraction form
    2,167,183.45/2,992,723.50 = 1,622,373.40/x
  3. Step 3: Cross multiply
    2,167,183.45x = 2,992,723.50 × 1,622,373.40
  4. Step 4: Simplify right side
    2,167,183.45x = 4,855,314,999,954.90
  5. Step 5: Solve for x
    x = 4,855,314,999,954.90/2,167,183.45
  6. Step 6: Final answer
    x = 2,240,380.25

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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.