Finding the Fourth Proportional to 1,471,234.20, 2,030,463.90 and 898,272.60
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Solution
The fourth proportional to 1,471,234.20, 2,030,463.90 and 898,272.60 is: 1,239,714.31
Step by Step Solution
- Step 1: Write the proportion equation
1,471,234.20 : 2,030,463.90 = 898,272.60 : x - Step 2: Convert to fraction form
1,471,234.20/2,030,463.90 = 898,272.60/x - Step 3: Cross multiply
1,471,234.20x = 2,030,463.90 × 898,272.60 - Step 4: Simplify right side
1,471,234.20x = 1,823,910,086,659.14 - Step 5: Solve for x
x = 1,823,910,086,659.14/1,471,234.20 - Step 6: Final answer
x = 1,239,714.31
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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.