Finding the Fourth Proportional to 1,414,517.09, 2,121,754.86 and 349,559.12
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Solution
The fourth proportional to 1,414,517.09, 2,121,754.86 and 349,559.12 is: 524,333.55
Step by Step Solution
- Step 1: Write the proportion equation
1,414,517.09 : 2,121,754.86 = 349,559.12 : x - Step 2: Convert to fraction form
1,414,517.09/2,121,754.86 = 349,559.12/x - Step 3: Cross multiply
1,414,517.09x = 2,121,754.86 × 349,559.12 - Step 4: Simplify right side
1,414,517.09x = 741,678,761,717.32 - Step 5: Solve for x
x = 741,678,761,717.32/1,414,517.09 - Step 6: Final answer
x = 524,333.55
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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.