Finding the Fourth Proportional to 991,982.34, 1,369,062.26 and 584,122.14
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Solution
The fourth proportional to 991,982.34, 1,369,062.26 and 584,122.14 is: 806,163.12
Step by Step Solution
- Step 1: Write the proportion equation
991,982.34 : 1,369,062.26 = 584,122.14 : x - Step 2: Convert to fraction form
991,982.34/1,369,062.26 = 584,122.14/x - Step 3: Cross multiply
991,982.34x = 1,369,062.26 × 584,122.14 - Step 4: Simplify right side
991,982.34x = 799,699,577,104.44 - Step 5: Solve for x
x = 799,699,577,104.44/991,982.34 - Step 6: Final answer
x = 806,163.12
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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.