Home / 1,108,266.22-1,529,348.87-618,286.87

Finding the Fourth Proportional to 1,108,266.22, 1,529,348.87 and 618,286.87

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Solution

The fourth proportional to 1,108,266.22, 1,529,348.87 and 618,286.87 is: 853,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,266.22 : 1,529,348.87 = 618,286.87 : x
  2. Step 2: Convert to fraction form
    1,108,266.22/1,529,348.87 = 618,286.87/x
  3. Step 3: Cross multiply
    1,108,266.22x = 1,529,348.87 × 618,286.87
  4. Step 4: Simplify right side
    1,108,266.22x = 945,576,325,949.88
  5. Step 5: Solve for x
    x = 945,576,325,949.88/1,108,266.22
  6. Step 6: Final answer
    x = 853,203.24

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1.5x scale

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.