Finding the Fourth Proportional to 2,190,232.60, 3,283,793.70 and 841,874.20
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Solution
The fourth proportional to 2,190,232.60, 3,283,793.70 and 841,874.20 is: 1,262,213.52
Step by Step Solution
- Step 1: Write the proportion equation
2,190,232.60 : 3,283,793.70 = 841,874.20 : x - Step 2: Convert to fraction form
2,190,232.60/3,283,793.70 = 841,874.20/x - Step 3: Cross multiply
2,190,232.60x = 3,283,793.70 × 841,874.20 - Step 4: Simplify right side
2,190,232.60x = 2,764,541,194,152.54 - Step 5: Solve for x
x = 2,764,541,194,152.54/2,190,232.60 - Step 6: Final answer
x = 1,262,213.52
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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.