Home / 2,197,921.25-3,292,895.25-1,622,967.86

Finding the Fourth Proportional to 2,197,921.25, 3,292,895.25 and 1,622,967.86

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Solution

The fourth proportional to 2,197,921.25, 3,292,895.25 and 1,622,967.86 is: 2,431,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,921.25 : 3,292,895.25 = 1,622,967.86 : x
  2. Step 2: Convert to fraction form
    2,197,921.25/3,292,895.25 = 1,622,967.86/x
  3. Step 3: Cross multiply
    2,197,921.25x = 3,292,895.25 × 1,622,967.86
  4. Step 4: Simplify right side
    2,197,921.25x = 5,344,263,140,632.19
  5. Step 5: Solve for x
    x = 5,344,263,140,632.19/2,197,921.25
  6. Step 6: Final answer
    x = 2,431,508.02

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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.