Home / 751,080.84-1,126,622.07-190,115.34

Finding the Fourth Proportional to 751,080.84, 1,126,622.07 and 190,115.34

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Solution

The fourth proportional to 751,080.84, 1,126,622.07 and 190,115.34 is: 285,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,080.84 : 1,126,622.07 = 190,115.34 : x
  2. Step 2: Convert to fraction form
    751,080.84/1,126,622.07 = 190,115.34/x
  3. Step 3: Cross multiply
    751,080.84x = 1,126,622.07 × 190,115.34
  4. Step 4: Simplify right side
    751,080.84x = 214,188,137,889.55
  5. Step 5: Solve for x
    x = 214,188,137,889.55/751,080.84
  6. Step 6: Final answer
    x = 285,173.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.