Finding the Fourth Proportional to 1,186,052.76, 1,779,082.74 and 287,490.96
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Solution
The fourth proportional to 1,186,052.76, 1,779,082.74 and 287,490.96 is: 431,237.31
Step by Step Solution
- Step 1: Write the proportion equation
1,186,052.76 : 1,779,082.74 = 287,490.96 : x - Step 2: Convert to fraction form
1,186,052.76/1,779,082.74 = 287,490.96/x - Step 3: Cross multiply
1,186,052.76x = 1,779,082.74 × 287,490.96 - Step 4: Simplify right side
1,186,052.76x = 511,470,204,842.03 - Step 5: Solve for x
x = 511,470,204,842.03/1,186,052.76 - Step 6: Final answer
x = 431,237.31
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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.