Finding the Fourth Proportional to 1,463,757.67, 2,019,942.12 and 810,412.75
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Solution
The fourth proportional to 1,463,757.67, 2,019,942.12 and 810,412.75 is: 1,118,345.53
Step by Step Solution
- Step 1: Write the proportion equation
1,463,757.67 : 2,019,942.12 = 810,412.75 : x - Step 2: Convert to fraction form
1,463,757.67/2,019,942.12 = 810,412.75/x - Step 3: Cross multiply
1,463,757.67x = 2,019,942.12 × 810,412.75 - Step 4: Simplify right side
1,463,757.67x = 1,636,986,848,310.03 - Step 5: Solve for x
x = 1,636,986,848,310.03/1,463,757.67 - Step 6: Final answer
x = 1,118,345.53
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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.