Home / 2,222,186.42-3,066,866.14-1,255,379.02

Finding the Fourth Proportional to 2,222,186.42, 3,066,866.14 and 1,255,379.02

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Solution

The fourth proportional to 2,222,186.42, 3,066,866.14 and 1,255,379.02 is: 1,732,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,186.42 : 3,066,866.14 = 1,255,379.02 : x
  2. Step 2: Convert to fraction form
    2,222,186.42/3,066,866.14 = 1,255,379.02/x
  3. Step 3: Cross multiply
    2,222,186.42x = 3,066,866.14 × 1,255,379.02
  4. Step 4: Simplify right side
    2,222,186.42x = 3,850,079,398,498.77
  5. Step 5: Solve for x
    x = 3,850,079,398,498.77/2,222,186.42
  6. Step 6: Final answer
    x = 1,732,563.64

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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.