Home / 942,709.62-1,300,947.57-871,274.10

Finding the Fourth Proportional to 942,709.62, 1,300,947.57 and 871,274.10

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Solution

The fourth proportional to 942,709.62, 1,300,947.57 and 871,274.10 is: 1,202,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,709.62 : 1,300,947.57 = 871,274.10 : x
  2. Step 2: Convert to fraction form
    942,709.62/1,300,947.57 = 871,274.10/x
  3. Step 3: Cross multiply
    942,709.62x = 1,300,947.57 × 871,274.10
  4. Step 4: Simplify right side
    942,709.62x = 1,133,481,923,198.94
  5. Step 5: Solve for x
    x = 1,133,481,923,198.94/942,709.62
  6. Step 6: Final answer
    x = 1,202,365.92

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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.