Finding the Fourth Proportional to 3,961,944.73, 5,929,675.09 and 2,255,629.96
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Solution
The fourth proportional to 3,961,944.73, 5,929,675.09 and 2,255,629.96 is: 3,375,905.95
Step by Step Solution
- Step 1: Write the proportion equation
3,961,944.73 : 5,929,675.09 = 2,255,629.96 : x - Step 2: Convert to fraction form
3,961,944.73/5,929,675.09 = 2,255,629.96/x - Step 3: Cross multiply
3,961,944.73x = 5,929,675.09 × 2,255,629.96 - Step 4: Simplify right side
3,961,944.73x = 13,375,152,791,708.77 - Step 5: Solve for x
x = 13,375,152,791,708.77/3,961,944.73 - Step 6: Final answer
x = 3,375,905.95
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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.