Finding the Fourth Proportional to 2,442,431.05, 3,370,958.41 and 1,355,052.96
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Solution
The fourth proportional to 2,442,431.05, 3,370,958.41 and 1,355,052.96 is: 1,870,196.98
Step by Step Solution
- Step 1: Write the proportion equation
2,442,431.05 : 3,370,958.41 = 1,355,052.96 : x - Step 2: Convert to fraction form
2,442,431.05/3,370,958.41 = 1,355,052.96/x - Step 3: Cross multiply
2,442,431.05x = 3,370,958.41 × 1,355,052.96 - Step 4: Simplify right side
2,442,431.05x = 4,567,827,183,322.42 - Step 5: Solve for x
x = 4,567,827,183,322.42/2,442,431.05 - Step 6: Final answer
x = 1,870,196.98
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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.