Home / 1,485,367.38-2,227,692.60-685,880.37

Finding the Fourth Proportional to 1,485,367.38, 2,227,692.60 and 685,880.37

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Solution

The fourth proportional to 1,485,367.38, 2,227,692.60 and 685,880.37 is: 1,028,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,367.38 : 2,227,692.60 = 685,880.37 : x
  2. Step 2: Convert to fraction form
    1,485,367.38/2,227,692.60 = 685,880.37/x
  3. Step 3: Cross multiply
    1,485,367.38x = 2,227,692.60 × 685,880.37
  4. Step 4: Simplify right side
    1,485,367.38x = 1,527,930,624,734.26
  5. Step 5: Solve for x
    x = 1,527,930,624,734.26/1,485,367.38
  6. Step 6: Final answer
    x = 1,028,655.03

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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.