Finding the Fourth Proportional to 1,146,473.04, 1,582,198.24 and 637,207.68
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Solution
The fourth proportional to 1,146,473.04, 1,582,198.24 and 637,207.68 is: 879,382.97
Step by Step Solution
- Step 1: Write the proportion equation
1,146,473.04 : 1,582,198.24 = 637,207.68 : x - Step 2: Convert to fraction form
1,146,473.04/1,582,198.24 = 637,207.68/x - Step 3: Cross multiply
1,146,473.04x = 1,582,198.24 × 637,207.68 - Step 4: Simplify right side
1,146,473.04x = 1,008,188,869,810.48 - Step 5: Solve for x
x = 1,008,188,869,810.48/1,146,473.04 - Step 6: Final answer
x = 879,382.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.