Home / 1,945,233.60-2,915,776.80-746,692.80

Finding the Fourth Proportional to 1,945,233.60, 2,915,776.80 and 746,692.80

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Solution

The fourth proportional to 1,945,233.60, 2,915,776.80 and 746,692.80 is: 1,119,243.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,233.60 : 2,915,776.80 = 746,692.80 : x
  2. Step 2: Convert to fraction form
    1,945,233.60/2,915,776.80 = 746,692.80/x
  3. Step 3: Cross multiply
    1,945,233.60x = 2,915,776.80 × 746,692.80
  4. Step 4: Simplify right side
    1,945,233.60x = 2,177,189,542,967.04
  5. Step 5: Solve for x
    x = 2,177,189,542,967.04/1,945,233.60
  6. Step 6: Final answer
    x = 1,119,243.23

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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.