Home / 1,317,696.37-1,817,717.79-801,608.11

Finding the Fourth Proportional to 1,317,696.37, 1,817,717.79 and 801,608.11

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Solution

The fourth proportional to 1,317,696.37, 1,817,717.79 and 801,608.11 is: 1,105,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,696.37 : 1,817,717.79 = 801,608.11 : x
  2. Step 2: Convert to fraction form
    1,317,696.37/1,817,717.79 = 801,608.11/x
  3. Step 3: Cross multiply
    1,317,696.37x = 1,817,717.79 × 801,608.11
  4. Step 4: Simplify right side
    1,317,696.37x = 1,457,097,320,617.01
  5. Step 5: Solve for x
    x = 1,457,097,320,617.01/1,317,696.37
  6. Step 6: Final answer
    x = 1,105,791.41

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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.