Home / 1,040,553.80-1,560,197.10-408,710.60

Finding the Fourth Proportional to 1,040,553.80, 1,560,197.10 and 408,710.60

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Solution

The fourth proportional to 1,040,553.80, 1,560,197.10 and 408,710.60 is: 612,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,553.80 : 1,560,197.10 = 408,710.60 : x
  2. Step 2: Convert to fraction form
    1,040,553.80/1,560,197.10 = 408,710.60/x
  3. Step 3: Cross multiply
    1,040,553.80x = 1,560,197.10 × 408,710.60
  4. Step 4: Simplify right side
    1,040,553.80x = 637,669,092,859.26
  5. Step 5: Solve for x
    x = 637,669,092,859.26/1,040,553.80
  6. Step 6: Final answer
    x = 612,817.03

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1.5x scale

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.