Home / 1,410,228.71-2,116,183.58-511,740.56

Finding the Fourth Proportional to 1,410,228.71, 2,116,183.58 and 511,740.56

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Solution

The fourth proportional to 1,410,228.71, 2,116,183.58 and 511,740.56 is: 767,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,228.71 : 2,116,183.58 = 511,740.56 : x
  2. Step 2: Convert to fraction form
    1,410,228.71/2,116,183.58 = 511,740.56/x
  3. Step 3: Cross multiply
    1,410,228.71x = 2,116,183.58 × 511,740.56
  4. Step 4: Simplify right side
    1,410,228.71x = 1,082,936,957,152.38
  5. Step 5: Solve for x
    x = 1,082,936,957,152.38/1,410,228.71
  6. Step 6: Final answer
    x = 767,915.83

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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.