Finding the Fourth Proportional to 1,444,954.38, 2,167,436.79 and 485,382.66
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Solution
The fourth proportional to 1,444,954.38, 2,167,436.79 and 485,382.66 is: 728,075.74
Step by Step Solution
- Step 1: Write the proportion equation
1,444,954.38 : 2,167,436.79 = 485,382.66 : x - Step 2: Convert to fraction form
1,444,954.38/2,167,436.79 = 485,382.66/x - Step 3: Cross multiply
1,444,954.38x = 2,167,436.79 × 485,382.66 - Step 4: Simplify right side
1,444,954.38x = 1,052,036,234,512.06 - Step 5: Solve for x
x = 1,052,036,234,512.06/1,444,954.38 - Step 6: Final answer
x = 728,075.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.