Home / 3,429,750.92-5,144,628.20-871,157.75

Finding the Fourth Proportional to 3,429,750.92, 5,144,628.20 and 871,157.75

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Solution

The fourth proportional to 3,429,750.92, 5,144,628.20 and 871,157.75 is: 1,306,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,750.92 : 5,144,628.20 = 871,157.75 : x
  2. Step 2: Convert to fraction form
    3,429,750.92/5,144,628.20 = 871,157.75/x
  3. Step 3: Cross multiply
    3,429,750.92x = 5,144,628.20 × 871,157.75
  4. Step 4: Simplify right side
    3,429,750.92x = 4,481,782,697,219.62
  5. Step 5: Solve for x
    x = 4,481,782,697,219.62/3,429,750.92
  6. Step 6: Final answer
    x = 1,306,737.08

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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.