Home / 1,409,528.48-1,945,163.52-764,954.24

Finding the Fourth Proportional to 1,409,528.48, 1,945,163.52 and 764,954.24

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Solution

The fourth proportional to 1,409,528.48, 1,945,163.52 and 764,954.24 is: 1,055,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,528.48 : 1,945,163.52 = 764,954.24 : x
  2. Step 2: Convert to fraction form
    1,409,528.48/1,945,163.52 = 764,954.24/x
  3. Step 3: Cross multiply
    1,409,528.48x = 1,945,163.52 × 764,954.24
  4. Step 4: Simplify right side
    1,409,528.48x = 1,487,961,082,117.32
  5. Step 5: Solve for x
    x = 1,487,961,082,117.32/1,409,528.48
  6. Step 6: Final answer
    x = 1,055,644.57

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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.