Finding the Fourth Proportional to 2,511,129.40, 3,765,311.70 and 827,366.20
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Solution
The fourth proportional to 2,511,129.40, 3,765,311.70 and 827,366.20 is: 1,240,593.83
Step by Step Solution
- Step 1: Write the proportion equation
2,511,129.40 : 3,765,311.70 = 827,366.20 : x - Step 2: Convert to fraction form
2,511,129.40/3,765,311.70 = 827,366.20/x - Step 3: Cross multiply
2,511,129.40x = 3,765,311.70 × 827,366.20 - Step 4: Simplify right side
2,511,129.40x = 3,115,291,633,044.54 - Step 5: Solve for x
x = 3,115,291,633,044.54/2,511,129.40 - Step 6: Final answer
x = 1,240,593.83
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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.