Finding the Fourth Proportional to 1,617,528.64, 2,232,175.16 and 892,382.62
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Solution
The fourth proportional to 1,617,528.64, 2,232,175.16 and 892,382.62 is: 1,231,480.09
Step by Step Solution
- Step 1: Write the proportion equation
1,617,528.64 : 2,232,175.16 = 892,382.62 : x - Step 2: Convert to fraction form
1,617,528.64/2,232,175.16 = 892,382.62/x - Step 3: Cross multiply
1,617,528.64x = 2,232,175.16 × 892,382.62 - Step 4: Simplify right side
1,617,528.64x = 1,991,954,317,579.72 - Step 5: Solve for x
x = 1,991,954,317,579.72/1,617,528.64 - Step 6: Final answer
x = 1,231,480.09
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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.