Finding the Fourth Proportional to 4,166,254.20, 6,238,883.70 and 2,738,580.60
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Solution
The fourth proportional to 4,166,254.20, 6,238,883.70 and 2,738,580.60 is: 4,100,970.57
Step by Step Solution
- Step 1: Write the proportion equation
4,166,254.20 : 6,238,883.70 = 2,738,580.60 : x - Step 2: Convert to fraction form
4,166,254.20/6,238,883.70 = 2,738,580.60/x - Step 3: Cross multiply
4,166,254.20x = 6,238,883.70 × 2,738,580.60 - Step 4: Simplify right side
4,166,254.20x = 17,085,685,866,476.22 - Step 5: Solve for x
x = 17,085,685,866,476.22/4,166,254.20 - Step 6: Final answer
x = 4,100,970.57
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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.