Finding the Fourth Proportional to 4,163,489.60, 5,745,295.86 and 2,531,673.32
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Solution
The fourth proportional to 4,163,489.60, 5,745,295.86 and 2,531,673.32 is: 3,493,514.73
Step by Step Solution
- Step 1: Write the proportion equation
4,163,489.60 : 5,745,295.86 = 2,531,673.32 : x - Step 2: Convert to fraction form
4,163,489.60/5,745,295.86 = 2,531,673.32/x - Step 3: Cross multiply
4,163,489.60x = 5,745,295.86 × 2,531,673.32 - Step 4: Simplify right side
4,163,489.60x = 14,545,212,244,268.46 - Step 5: Solve for x
x = 14,545,212,244,268.46/4,163,489.60 - Step 6: Final answer
x = 3,493,514.73
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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.