Finding the Fourth Proportional to 1,796,472.92, 2,479,191.30 and 980,720.09
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Solution
The fourth proportional to 1,796,472.92, 2,479,191.30 and 980,720.09 is: 1,353,425.75
Step by Step Solution
- Step 1: Write the proportion equation
1,796,472.92 : 2,479,191.30 = 980,720.09 : x - Step 2: Convert to fraction form
1,796,472.92/2,479,191.30 = 980,720.09/x - Step 3: Cross multiply
1,796,472.92x = 2,479,191.30 × 980,720.09 - Step 4: Simplify right side
1,796,472.92x = 2,431,392,702,467.26 - Step 5: Solve for x
x = 2,431,392,702,467.26/1,796,472.92 - Step 6: Final answer
x = 1,353,425.75
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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.