Home / 1,719,076.90-2,576,732.10-864,786.10

Finding the Fourth Proportional to 1,719,076.90, 2,576,732.10 and 864,786.10

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Solution

The fourth proportional to 1,719,076.90, 2,576,732.10 and 864,786.10 is: 1,296,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,076.90 : 2,576,732.10 = 864,786.10 : x
  2. Step 2: Convert to fraction form
    1,719,076.90/2,576,732.10 = 864,786.10/x
  3. Step 3: Cross multiply
    1,719,076.90x = 2,576,732.10 × 864,786.10
  4. Step 4: Simplify right side
    1,719,076.90x = 2,228,322,103,503.81
  5. Step 5: Solve for x
    x = 2,228,322,103,503.81/1,719,076.90
  6. Step 6: Final answer
    x = 1,296,231.78

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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.