Home / 2,222,204.71-3,066,891.37-1,255,397.28

Finding the Fourth Proportional to 2,222,204.71, 3,066,891.37 and 1,255,397.28

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Solution

The fourth proportional to 2,222,204.71, 3,066,891.37 and 1,255,397.28 is: 1,732,588.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222,204.71 : 3,066,891.37 = 1,255,397.28 : x
  2. Step 2: Convert to fraction form
    2,222,204.71/3,066,891.37 = 1,255,397.28/x
  3. Step 3: Cross multiply
    2,222,204.71x = 3,066,891.37 × 1,255,397.28
  4. Step 4: Simplify right side
    2,222,204.71x = 3,850,167,083,953.47
  5. Step 5: Solve for x
    x = 3,850,167,083,953.47/2,222,204.71
  6. Step 6: Final answer
    x = 1,732,588.84

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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.