Home / 1,174,755.44-1,621,131-691,349.06

Finding the Fourth Proportional to 1,174,755.44, 1,621,131 and 691,349.06

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Solution

The fourth proportional to 1,174,755.44, 1,621,131 and 691,349.06 is: 954,043.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,755.44 : 1,621,131 = 691,349.06 : x
  2. Step 2: Convert to fraction form
    1,174,755.44/1,621,131 = 691,349.06/x
  3. Step 3: Cross multiply
    1,174,755.44x = 1,621,131 × 691,349.06
  4. Step 4: Simplify right side
    1,174,755.44x = 1,120,767,384,881.21
  5. Step 5: Solve for x
    x = 1,120,767,384,881.21/1,174,755.44
  6. Step 6: Final answer
    x = 954,043.16

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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.