Finding the Fourth Proportional to 3,809,453.76, 5,257,027.98 and 2,067,122.70
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Solution
The fourth proportional to 3,809,453.76, 5,257,027.98 and 2,067,122.70 is: 2,852,619.45
Step by Step Solution
- Step 1: Write the proportion equation
3,809,453.76 : 5,257,027.98 = 2,067,122.70 : x - Step 2: Convert to fraction form
3,809,453.76/5,257,027.98 = 2,067,122.70/x - Step 3: Cross multiply
3,809,453.76x = 5,257,027.98 × 2,067,122.70 - Step 4: Simplify right side
3,809,453.76x = 10,866,921,871,993.15 - Step 5: Solve for x
x = 10,866,921,871,993.15/3,809,453.76 - Step 6: Final answer
x = 2,852,619.45
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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.