Home / 1,081,019.88-1,491,736.32-622,060.38

Finding the Fourth Proportional to 1,081,019.88, 1,491,736.32 and 622,060.38

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Solution

The fourth proportional to 1,081,019.88, 1,491,736.32 and 622,060.38 is: 858,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,019.88 : 1,491,736.32 = 622,060.38 : x
  2. Step 2: Convert to fraction form
    1,081,019.88/1,491,736.32 = 622,060.38/x
  3. Step 3: Cross multiply
    1,081,019.88x = 1,491,736.32 × 622,060.38
  4. Step 4: Simplify right side
    1,081,019.88x = 927,950,062,079.00
  5. Step 5: Solve for x
    x = 927,950,062,079.00/1,081,019.88
  6. Step 6: Final answer
    x = 858,402.40

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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.