Home / 1,013,229.03-1,520,027.70-480,745.11

Finding the Fourth Proportional to 1,013,229.03, 1,520,027.70 and 480,745.11

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Solution

The fourth proportional to 1,013,229.03, 1,520,027.70 and 480,745.11 is: 721,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,229.03 : 1,520,027.70 = 480,745.11 : x
  2. Step 2: Convert to fraction form
    1,013,229.03/1,520,027.70 = 480,745.11/x
  3. Step 3: Cross multiply
    1,013,229.03x = 1,520,027.70 × 480,745.11
  4. Step 4: Simplify right side
    1,013,229.03x = 730,745,883,839.55
  5. Step 5: Solve for x
    x = 730,745,883,839.55/1,013,229.03
  6. Step 6: Final answer
    x = 721,205.04

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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.