Finding the Fourth Proportional to 1,149,556.77, 1,586,269.23 and 707,961.48
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Solution
The fourth proportional to 1,149,556.77, 1,586,269.23 and 707,961.48 is: 976,913.49
Step by Step Solution
- Step 1: Write the proportion equation
1,149,556.77 : 1,586,269.23 = 707,961.48 : x - Step 2: Convert to fraction form
1,149,556.77/1,586,269.23 = 707,961.48/x - Step 3: Cross multiply
1,149,556.77x = 1,586,269.23 × 707,961.48 - Step 4: Simplify right side
1,149,556.77x = 1,123,017,511,749.26 - Step 5: Solve for x
x = 1,123,017,511,749.26/1,149,556.77 - Step 6: Final answer
x = 976,913.49
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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.