Finding the Fourth Proportional to 1,953,121.16, 2,695,277.67 and 1,093,712.18
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Solution
The fourth proportional to 1,953,121.16, 2,695,277.67 and 1,093,712.18 is: 1,509,306.27
Step by Step Solution
- Step 1: Write the proportion equation
1,953,121.16 : 2,695,277.67 = 1,093,712.18 : x - Step 2: Convert to fraction form
1,953,121.16/2,695,277.67 = 1,093,712.18/x - Step 3: Cross multiply
1,953,121.16x = 2,695,277.67 × 1,093,712.18 - Step 4: Simplify right side
1,953,121.16x = 2,947,858,016,161.02 - Step 5: Solve for x
x = 2,947,858,016,161.02/1,953,121.16 - Step 6: Final answer
x = 1,509,306.27
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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.