Finding the Fourth Proportional to 2,992,405.58, 4,129,546.10 and 1,703,328.96
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Solution
The fourth proportional to 2,992,405.58, 4,129,546.10 and 1,703,328.96 is: 2,350,608.99
Step by Step Solution
- Step 1: Write the proportion equation
2,992,405.58 : 4,129,546.10 = 1,703,328.96 : x - Step 2: Convert to fraction form
2,992,405.58/4,129,546.10 = 1,703,328.96/x - Step 3: Cross multiply
2,992,405.58x = 4,129,546.10 × 1,703,328.96 - Step 4: Simplify right side
2,992,405.58x = 7,033,975,463,785.06 - Step 5: Solve for x
x = 7,033,975,463,785.06/2,992,405.58 - Step 6: Final answer
x = 2,350,608.99
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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.