Home / 2,168,097-2,991,997.92-1,201,242.52

Finding the Fourth Proportional to 2,168,097, 2,991,997.92 and 1,201,242.52

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Solution

The fourth proportional to 2,168,097, 2,991,997.92 and 1,201,242.52 is: 1,657,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,097 : 2,991,997.92 = 1,201,242.52 : x
  2. Step 2: Convert to fraction form
    2,168,097/2,991,997.92 = 1,201,242.52/x
  3. Step 3: Cross multiply
    2,168,097x = 2,991,997.92 × 1,201,242.52
  4. Step 4: Simplify right side
    2,168,097x = 3,594,115,121,255.56
  5. Step 5: Solve for x
    x = 3,594,115,121,255.56/2,168,097
  6. Step 6: Final answer
    x = 1,657,728.01

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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.