Finding the Fourth Proportional to 1,146,911.06, 1,719,998.84 and 378,236.18
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Solution
The fourth proportional to 1,146,911.06, 1,719,998.84 and 378,236.18 is: 567,232.99
Step by Step Solution
- Step 1: Write the proportion equation
1,146,911.06 : 1,719,998.84 = 378,236.18 : x - Step 2: Convert to fraction form
1,146,911.06/1,719,998.84 = 378,236.18/x - Step 3: Cross multiply
1,146,911.06x = 1,719,998.84 × 378,236.18 - Step 4: Simplify right side
1,146,911.06x = 650,565,790,846.03 - Step 5: Solve for x
x = 650,565,790,846.03/1,146,911.06 - Step 6: Final answer
x = 567,232.99
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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.