Finding the Fourth Proportional to 2,725,153.92, 4,089,830.40 and 2,193,976.32
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Solution
The fourth proportional to 2,725,153.92, 4,089,830.40 and 2,193,976.32 is: 3,292,654.77
Step by Step Solution
- Step 1: Write the proportion equation
2,725,153.92 : 4,089,830.40 = 2,193,976.32 : x - Step 2: Convert to fraction form
2,725,153.92/4,089,830.40 = 2,193,976.32/x - Step 3: Cross multiply
2,725,153.92x = 4,089,830.40 × 2,193,976.32 - Step 4: Simplify right side
2,725,153.92x = 8,972,991,050,416.13 - Step 5: Solve for x
x = 8,972,991,050,416.13/2,725,153.92 - Step 6: Final answer
x = 3,292,654.77
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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.