Home / 1,819,745.64-2,729,520.03-557,576.91

Finding the Fourth Proportional to 1,819,745.64, 2,729,520.03 and 557,576.91

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Solution

The fourth proportional to 1,819,745.64, 2,729,520.03 and 557,576.91 is: 836,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,745.64 : 2,729,520.03 = 557,576.91 : x
  2. Step 2: Convert to fraction form
    1,819,745.64/2,729,520.03 = 557,576.91/x
  3. Step 3: Cross multiply
    1,819,745.64x = 2,729,520.03 × 557,576.91
  4. Step 4: Simplify right side
    1,819,745.64x = 1,521,917,344,110.51
  5. Step 5: Solve for x
    x = 1,521,917,344,110.51/1,819,745.64
  6. Step 6: Final answer
    x = 836,335.21

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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.