Finding the Fourth Proportional to 1,957,494.42, 2,701,403.73 and 1,130,552.62
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Solution
The fourth proportional to 1,957,494.42, 2,701,403.73 and 1,130,552.62 is: 1,560,198.09
Step by Step Solution
- Step 1: Write the proportion equation
1,957,494.42 : 2,701,403.73 = 1,130,552.62 : x - Step 2: Convert to fraction form
1,957,494.42/2,701,403.73 = 1,130,552.62/x - Step 3: Cross multiply
1,957,494.42x = 2,701,403.73 × 1,130,552.62 - Step 4: Simplify right side
1,957,494.42x = 3,054,079,051,122.25 - Step 5: Solve for x
x = 3,054,079,051,122.25/1,957,494.42 - Step 6: Final answer
x = 1,560,198.09
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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.