Finding the Fourth Proportional to 914,676.72, 1,365,489.62 and 853,893.01
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Solution
The fourth proportional to 914,676.72, 1,365,489.62 and 853,893.01 is: 1,274,747.70
Step by Step Solution
- Step 1: Write the proportion equation
914,676.72 : 1,365,489.62 = 853,893.01 : x - Step 2: Convert to fraction form
914,676.72/1,365,489.62 = 853,893.01/x - Step 3: Cross multiply
914,676.72x = 1,365,489.62 × 853,893.01 - Step 4: Simplify right side
914,676.72x = 1,165,982,041,745.56 - Step 5: Solve for x
x = 1,165,982,041,745.56/914,676.72 - Step 6: Final answer
x = 1,274,747.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.