Home / 1,163,910.91-1,605,287.13-756,144.14

Finding the Fourth Proportional to 1,163,910.91, 1,605,287.13 and 756,144.14

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Solution

The fourth proportional to 1,163,910.91, 1,605,287.13 and 756,144.14 is: 1,042,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,910.91 : 1,605,287.13 = 756,144.14 : x
  2. Step 2: Convert to fraction form
    1,163,910.91/1,605,287.13 = 756,144.14/x
  3. Step 3: Cross multiply
    1,163,910.91x = 1,605,287.13 × 756,144.14
  4. Step 4: Simplify right side
    1,163,910.91x = 1,213,828,449,758.25
  5. Step 5: Solve for x
    x = 1,213,828,449,758.25/1,163,910.91
  6. Step 6: Final answer
    x = 1,042,887.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.