Finding the Fourth Proportional to 5,095,944.76, 7,643,917.08 and 1,857,725.26
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Solution
The fourth proportional to 5,095,944.76, 7,643,917.08 and 1,857,725.26 is: 2,786,587.87
Step by Step Solution
- Step 1: Write the proportion equation
5,095,944.76 : 7,643,917.08 = 1,857,725.26 : x - Step 2: Convert to fraction form
5,095,944.76/7,643,917.08 = 1,857,725.26/x - Step 3: Cross multiply
5,095,944.76x = 7,643,917.08 × 1,857,725.26 - Step 4: Simplify right side
5,095,944.76x = 14,200,297,844,861.44 - Step 5: Solve for x
x = 14,200,297,844,861.44/5,095,944.76 - Step 6: Final answer
x = 2,786,587.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.