Finding the Fourth Proportional to 1,230,697.44, 1,846,262.84 and 420,891.48
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Solution
The fourth proportional to 1,230,697.44, 1,846,262.84 and 420,891.48 is: 631,411.32
Step by Step Solution
- Step 1: Write the proportion equation
1,230,697.44 : 1,846,262.84 = 420,891.48 : x - Step 2: Convert to fraction form
1,230,697.44/1,846,262.84 = 420,891.48/x - Step 3: Cross multiply
1,230,697.44x = 1,846,262.84 × 420,891.48 - Step 4: Simplify right side
1,230,697.44x = 777,076,297,092.15 - Step 5: Solve for x
x = 777,076,297,092.15/1,230,697.44 - Step 6: Final answer
x = 631,411.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.