Finding the Fourth Proportional to 1,316,662.62, 1,975,062.23 and 418,174.68
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Solution
The fourth proportional to 1,316,662.62, 1,975,062.23 and 418,174.68 is: 627,283.71
Step by Step Solution
- Step 1: Write the proportion equation
1,316,662.62 : 1,975,062.23 = 418,174.68 : x - Step 2: Convert to fraction form
1,316,662.62/1,975,062.23 = 418,174.68/x - Step 3: Cross multiply
1,316,662.62x = 1,975,062.23 × 418,174.68 - Step 4: Simplify right side
1,316,662.62x = 825,921,008,581.75 - Step 5: Solve for x
x = 825,921,008,581.75/1,316,662.62 - Step 6: Final answer
x = 627,283.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.