Home / 2,100,052.20-3,145,412.70-1,726,804.20

Finding the Fourth Proportional to 2,100,052.20, 3,145,412.70 and 1,726,804.20

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Solution

The fourth proportional to 2,100,052.20, 3,145,412.70 and 1,726,804.20 is: 2,586,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,052.20 : 3,145,412.70 = 1,726,804.20 : x
  2. Step 2: Convert to fraction form
    2,100,052.20/3,145,412.70 = 1,726,804.20/x
  3. Step 3: Cross multiply
    2,100,052.20x = 3,145,412.70 × 1,726,804.20
  4. Step 4: Simplify right side
    2,100,052.20x = 5,431,511,861,093.34
  5. Step 5: Solve for x
    x = 5,431,511,861,093.34/2,100,052.20
  6. Step 6: Final answer
    x = 2,586,369.93

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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.