Home / 2,512,871.54-3,770,901.52-1,073,565.78

Finding the Fourth Proportional to 2,512,871.54, 3,770,901.52 and 1,073,565.78

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Solution

The fourth proportional to 2,512,871.54, 3,770,901.52 and 1,073,565.78 is: 1,611,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,871.54 : 3,770,901.52 = 1,073,565.78 : x
  2. Step 2: Convert to fraction form
    2,512,871.54/3,770,901.52 = 1,073,565.78/x
  3. Step 3: Cross multiply
    2,512,871.54x = 3,770,901.52 × 1,073,565.78
  4. Step 4: Simplify right side
    2,512,871.54x = 4,048,310,831,621.99
  5. Step 5: Solve for x
    x = 4,048,310,831,621.99/2,512,871.54
  6. Step 6: Final answer
    x = 1,611,029.76

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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.