Finding the Fourth Proportional to 1,229,845.80, 1,844,768.70 and 981,013.80
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Solution
The fourth proportional to 1,229,845.80, 1,844,768.70 and 981,013.80 is: 1,471,520.70
Step by Step Solution
- Step 1: Write the proportion equation
1,229,845.80 : 1,844,768.70 = 981,013.80 : x - Step 2: Convert to fraction form
1,229,845.80/1,844,768.70 = 981,013.80/x - Step 3: Cross multiply
1,229,845.80x = 1,844,768.70 × 981,013.80 - Step 4: Simplify right side
1,229,845.80x = 1,809,743,552,508.06 - Step 5: Solve for x
x = 1,809,743,552,508.06/1,229,845.80 - Step 6: Final answer
x = 1,471,520.70
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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.