Finding the Fourth Proportional to 1,268,965.60, 1,751,236.68 and 696,059.08
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Solution
The fourth proportional to 1,268,965.60, 1,751,236.68 and 696,059.08 is: 960,596.72
Step by Step Solution
- Step 1: Write the proportion equation
1,268,965.60 : 1,751,236.68 = 696,059.08 : x - Step 2: Convert to fraction form
1,268,965.60/1,751,236.68 = 696,059.08/x - Step 3: Cross multiply
1,268,965.60x = 1,751,236.68 × 696,059.08 - Step 4: Simplify right side
1,268,965.60x = 1,218,964,192,343.05 - Step 5: Solve for x
x = 1,218,964,192,343.05/1,268,965.60 - Step 6: Final answer
x = 960,596.72
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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.