Finding the Fourth Proportional to 1,821,059.62, 2,513,178.57 and 1,016,243.62
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Solution
The fourth proportional to 1,821,059.62, 2,513,178.57 and 1,016,243.62 is: 1,402,481.09
Step by Step Solution
- Step 1: Write the proportion equation
1,821,059.62 : 2,513,178.57 = 1,016,243.62 : x - Step 2: Convert to fraction form
1,821,059.62/2,513,178.57 = 1,016,243.62/x - Step 3: Cross multiply
1,821,059.62x = 2,513,178.57 × 1,016,243.62 - Step 4: Simplify right side
1,821,059.62x = 2,554,001,687,683.22 - Step 5: Solve for x
x = 2,554,001,687,683.22/1,821,059.62 - Step 6: Final answer
x = 1,402,481.09
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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.