Finding the Fourth Proportional to 4,097,269.20, 6,149,621.70 and 2,076,918.60
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Solution
The fourth proportional to 4,097,269.20, 6,149,621.70 and 2,076,918.60 is: 3,117,262.52
Step by Step Solution
- Step 1: Write the proportion equation
4,097,269.20 : 6,149,621.70 = 2,076,918.60 : x - Step 2: Convert to fraction form
4,097,269.20/6,149,621.70 = 2,076,918.60/x - Step 3: Cross multiply
4,097,269.20x = 6,149,621.70 × 2,076,918.60 - Step 4: Simplify right side
4,097,269.20x = 12,772,263,691,693.62 - Step 5: Solve for x
x = 12,772,263,691,693.62/4,097,269.20 - Step 6: Final answer
x = 3,117,262.52
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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.