Finding the Fourth Proportional to 1,394,174.70, 2,091,218.85 and 396,902.70
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Solution
The fourth proportional to 1,394,174.70, 2,091,218.85 and 396,902.70 is: 595,341.75
Step by Step Solution
- Step 1: Write the proportion equation
1,394,174.70 : 2,091,218.85 = 396,902.70 : x - Step 2: Convert to fraction form
1,394,174.70/2,091,218.85 = 396,902.70/x - Step 3: Cross multiply
1,394,174.70x = 2,091,218.85 × 396,902.70 - Step 4: Simplify right side
1,394,174.70x = 830,010,407,855.90 - Step 5: Solve for x
x = 830,010,407,855.90/1,394,174.70 - Step 6: Final answer
x = 595,341.75
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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.