Finding the Fourth Proportional to 1,149,747.21, 1,586,687.13 and 659,806.35
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Solution
The fourth proportional to 1,149,747.21, 1,586,687.13 and 659,806.35 is: 910,553.41
Step by Step Solution
- Step 1: Write the proportion equation
1,149,747.21 : 1,586,687.13 = 659,806.35 : x - Step 2: Convert to fraction form
1,149,747.21/1,586,687.13 = 659,806.35/x - Step 3: Cross multiply
1,149,747.21x = 1,586,687.13 × 659,806.35 - Step 4: Simplify right side
1,149,747.21x = 1,046,906,243,837.28 - Step 5: Solve for x
x = 1,046,906,243,837.28/1,149,747.21 - Step 6: Final answer
x = 910,553.41
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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.