Finding the Fourth Proportional to 1,458,481.20, 2,183,902.92 and 1,172,652.72
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Solution
The fourth proportional to 1,458,481.20, 2,183,902.92 and 1,172,652.72 is: 1,755,908.61
Step by Step Solution
- Step 1: Write the proportion equation
1,458,481.20 : 2,183,902.92 = 1,172,652.72 : x - Step 2: Convert to fraction form
1,458,481.20/2,183,902.92 = 1,172,652.72/x - Step 3: Cross multiply
1,458,481.20x = 2,183,902.92 × 1,172,652.72 - Step 4: Simplify right side
1,458,481.20x = 2,560,959,699,353.94 - Step 5: Solve for x
x = 2,560,959,699,353.94/1,458,481.20 - Step 6: Final answer
x = 1,755,908.61
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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.