Finding the Fourth Proportional to 2,299,375.44, 3,173,236.02 and 1,280,779.92
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Solution
The fourth proportional to 2,299,375.44, 3,173,236.02 and 1,280,779.92 is: 1,767,530.83
Step by Step Solution
- Step 1: Write the proportion equation
2,299,375.44 : 3,173,236.02 = 1,280,779.92 : x - Step 2: Convert to fraction form
2,299,375.44/3,173,236.02 = 1,280,779.92/x - Step 3: Cross multiply
2,299,375.44x = 3,173,236.02 × 1,280,779.92 - Step 4: Simplify right side
2,299,375.44x = 4,064,216,975,836.72 - Step 5: Solve for x
x = 4,064,216,975,836.72/2,299,375.44 - Step 6: Final answer
x = 1,767,530.83
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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.