Home / 3,456,786.06-4,769,652.47-1,986,410.30

Finding the Fourth Proportional to 3,456,786.06, 4,769,652.47 and 1,986,410.30

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Solution

The fourth proportional to 3,456,786.06, 4,769,652.47 and 1,986,410.30 is: 2,740,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,786.06 : 4,769,652.47 = 1,986,410.30 : x
  2. Step 2: Convert to fraction form
    3,456,786.06/4,769,652.47 = 1,986,410.30/x
  3. Step 3: Cross multiply
    3,456,786.06x = 4,769,652.47 × 1,986,410.30
  4. Step 4: Simplify right side
    3,456,786.06x = 9,474,486,793,828.44
  5. Step 5: Solve for x
    x = 9,474,486,793,828.44/3,456,786.06
  6. Step 6: Final answer
    x = 2,740,836.90

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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.