Finding the Fourth Proportional to 874,535.94, 1,198,993.19 and 858,595.14
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Solution
The fourth proportional to 874,535.94, 1,198,993.19 and 858,595.14 is: 1,177,138.27
Step by Step Solution
- Step 1: Write the proportion equation
874,535.94 : 1,198,993.19 = 858,595.14 : x - Step 2: Convert to fraction form
874,535.94/1,198,993.19 = 858,595.14/x - Step 3: Cross multiply
874,535.94x = 1,198,993.19 × 858,595.14 - Step 4: Simplify right side
874,535.94x = 1,029,449,721,534.12 - Step 5: Solve for x
x = 1,029,449,721,534.12/874,535.94 - Step 6: Final answer
x = 1,177,138.27
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.