Home / 1,132,391.85-1,562,192.83-764,749.55

Finding the Fourth Proportional to 1,132,391.85, 1,562,192.83 and 764,749.55

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Solution

The fourth proportional to 1,132,391.85, 1,562,192.83 and 764,749.55 is: 1,055,011.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,391.85 : 1,562,192.83 = 764,749.55 : x
  2. Step 2: Convert to fraction form
    1,132,391.85/1,562,192.83 = 764,749.55/x
  3. Step 3: Cross multiply
    1,132,391.85x = 1,562,192.83 × 764,749.55
  4. Step 4: Simplify right side
    1,132,391.85x = 1,194,686,268,617.15
  5. Step 5: Solve for x
    x = 1,194,686,268,617.15/1,132,391.85
  6. Step 6: Final answer
    x = 1,055,011.37

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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.