Finding the Fourth Proportional to 3,257,361.81, 4,495,164.66 and 1,807,057.26
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Solution
The fourth proportional to 3,257,361.81, 4,495,164.66 and 1,807,057.26 is: 2,493,741.99
Step by Step Solution
- Step 1: Write the proportion equation
3,257,361.81 : 4,495,164.66 = 1,807,057.26 : x - Step 2: Convert to fraction form
3,257,361.81/4,495,164.66 = 1,807,057.26/x - Step 3: Cross multiply
3,257,361.81x = 4,495,164.66 × 1,807,057.26 - Step 4: Simplify right side
3,257,361.81x = 8,123,019,933,748.43 - Step 5: Solve for x
x = 8,123,019,933,748.43/3,257,361.81 - Step 6: Final answer
x = 2,493,741.99
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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.