Finding the Fourth Proportional to 5,795,076.20, 8,685,615.90 and 2,953,725.80
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Solution
The fourth proportional to 5,795,076.20, 8,685,615.90 and 2,953,725.80 is: 4,427,021.65
Step by Step Solution
- Step 1: Write the proportion equation
5,795,076.20 : 8,685,615.90 = 2,953,725.80 : x - Step 2: Convert to fraction form
5,795,076.20/8,685,615.90 = 2,953,725.80/x - Step 3: Cross multiply
5,795,076.20x = 8,685,615.90 × 2,953,725.80 - Step 4: Simplify right side
5,795,076.20x = 25,654,927,772,720.22 - Step 5: Solve for x
x = 25,654,927,772,720.22/5,795,076.20 - Step 6: Final answer
x = 4,427,021.65
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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.