Finding the Fourth Proportional to 1,617,535.73, 2,232,186.84 and 892,414.01
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Solution
The fourth proportional to 1,617,535.73, 2,232,186.84 and 892,414.01 is: 1,231,524.45
Step by Step Solution
- Step 1: Write the proportion equation
1,617,535.73 : 2,232,186.84 = 892,414.01 : x - Step 2: Convert to fraction form
1,617,535.73/2,232,186.84 = 892,414.01/x - Step 3: Cross multiply
1,617,535.73x = 2,232,186.84 × 892,414.01 - Step 4: Simplify right side
1,617,535.73x = 1,992,034,799,468.04 - Step 5: Solve for x
x = 1,992,034,799,468.04/1,617,535.73 - Step 6: Final answer
x = 1,231,524.45
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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.