Home / 2,950,453.80-4,425,075.90-820,002.60

Finding the Fourth Proportional to 2,950,453.80, 4,425,075.90 and 820,002.60

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Solution

The fourth proportional to 2,950,453.80, 4,425,075.90 and 820,002.60 is: 1,229,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,453.80 : 4,425,075.90 = 820,002.60 : x
  2. Step 2: Convert to fraction form
    2,950,453.80/4,425,075.90 = 820,002.60/x
  3. Step 3: Cross multiply
    2,950,453.80x = 4,425,075.90 × 820,002.60
  4. Step 4: Simplify right side
    2,950,453.80x = 3,628,573,743,197.34
  5. Step 5: Solve for x
    x = 3,628,573,743,197.34/2,950,453.80
  6. Step 6: Final answer
    x = 1,229,835.81

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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.