Finding the Fourth Proportional to 1,511,291.04, 2,085,033.84 and 857,538.48
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Solution
The fourth proportional to 1,511,291.04, 2,085,033.84 and 857,538.48 is: 1,183,092.27
Step by Step Solution
- Step 1: Write the proportion equation
1,511,291.04 : 2,085,033.84 = 857,538.48 : x - Step 2: Convert to fraction form
1,511,291.04/2,085,033.84 = 857,538.48/x - Step 3: Cross multiply
1,511,291.04x = 2,085,033.84 × 857,538.48 - Step 4: Simplify right side
1,511,291.04x = 1,787,996,749,902.16 - Step 5: Solve for x
x = 1,787,996,749,902.16/1,511,291.04 - Step 6: Final answer
x = 1,183,092.27
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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.