Home / 1,131,714.29-1,561,740.05-622,425.17

Finding the Fourth Proportional to 1,131,714.29, 1,561,740.05 and 622,425.17

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Solution

The fourth proportional to 1,131,714.29, 1,561,740.05 and 622,425.17 is: 858,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,714.29 : 1,561,740.05 = 622,425.17 : x
  2. Step 2: Convert to fraction form
    1,131,714.29/1,561,740.05 = 622,425.17/x
  3. Step 3: Cross multiply
    1,131,714.29x = 1,561,740.05 × 622,425.17
  4. Step 4: Simplify right side
    1,131,714.29x = 972,066,305,196.23
  5. Step 5: Solve for x
    x = 972,066,305,196.23/1,131,714.29
  6. Step 6: Final answer
    x = 858,932.61

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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.