Finding the Fourth Proportional to 3,859,475.96, 5,322,591.60 and 2,409,305.96
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Solution
The fourth proportional to 3,859,475.96, 5,322,591.60 and 2,409,305.96 is: 3,322,666.55
Step by Step Solution
- Step 1: Write the proportion equation
3,859,475.96 : 5,322,591.60 = 2,409,305.96 : x - Step 2: Convert to fraction form
3,859,475.96/5,322,591.60 = 2,409,305.96/x - Step 3: Cross multiply
3,859,475.96x = 5,322,591.60 × 2,409,305.96 - Step 4: Simplify right side
3,859,475.96x = 12,823,751,664,525.94 - Step 5: Solve for x
x = 12,823,751,664,525.94/3,859,475.96 - Step 6: Final answer
x = 3,322,666.55
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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.