Finding the Fourth Proportional to 4,043,112.70, 6,062,919.45 and 1,646,160.70
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Solution
The fourth proportional to 4,043,112.70, 6,062,919.45 and 1,646,160.70 is: 2,468,528.70
Step by Step Solution
- Step 1: Write the proportion equation
4,043,112.70 : 6,062,919.45 = 1,646,160.70 : x - Step 2: Convert to fraction form
4,043,112.70/6,062,919.45 = 1,646,160.70/x - Step 3: Cross multiply
4,043,112.70x = 6,062,919.45 × 1,646,160.70 - Step 4: Simplify right side
4,043,112.70x = 9,980,539,725,855.62 - Step 5: Solve for x
x = 9,980,539,725,855.62/4,043,112.70 - Step 6: Final answer
x = 2,468,528.70
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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.