Home / 1,512,092.40-2,265,028.20-764,559.60

Finding the Fourth Proportional to 1,512,092.40, 2,265,028.20 and 764,559.60

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Solution

The fourth proportional to 1,512,092.40, 2,265,028.20 and 764,559.60 is: 1,145,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,092.40 : 2,265,028.20 = 764,559.60 : x
  2. Step 2: Convert to fraction form
    1,512,092.40/2,265,028.20 = 764,559.60/x
  3. Step 3: Cross multiply
    1,512,092.40x = 2,265,028.20 × 764,559.60
  4. Step 4: Simplify right side
    1,512,092.40x = 1,731,749,054,580.72
  5. Step 5: Solve for x
    x = 1,731,749,054,580.72/1,512,092.40
  6. Step 6: Final answer
    x = 1,145,266.69

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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.