Home / 2,109,424.11-2,911,010.09-1,142,551.41

Finding the Fourth Proportional to 2,109,424.11, 2,911,010.09 and 1,142,551.41

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Solution

The fourth proportional to 2,109,424.11, 2,911,010.09 and 1,142,551.41 is: 1,576,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,424.11 : 2,911,010.09 = 1,142,551.41 : x
  2. Step 2: Convert to fraction form
    2,109,424.11/2,911,010.09 = 1,142,551.41/x
  3. Step 3: Cross multiply
    2,109,424.11x = 2,911,010.09 × 1,142,551.41
  4. Step 4: Simplify right side
    2,109,424.11x = 3,325,978,682,853.73
  5. Step 5: Solve for x
    x = 3,325,978,682,853.73/2,109,424.11
  6. Step 6: Final answer
    x = 1,576,723.56

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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.