Home / 949,665.22-1,425,194.79-764,907.46

Finding the Fourth Proportional to 949,665.22, 1,425,194.79 and 764,907.46

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Solution

The fourth proportional to 949,665.22, 1,425,194.79 and 764,907.46 is: 1,147,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,665.22 : 1,425,194.79 = 764,907.46 : x
  2. Step 2: Convert to fraction form
    949,665.22/1,425,194.79 = 764,907.46/x
  3. Step 3: Cross multiply
    949,665.22x = 1,425,194.79 × 764,907.46
  4. Step 4: Simplify right side
    949,665.22x = 1,090,142,126,824.13
  5. Step 5: Solve for x
    x = 1,090,142,126,824.13/949,665.22
  6. Step 6: Final answer
    x = 1,147,922.56

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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.