Finding the Fourth Proportional to 1,796,490.99, 2,479,162.01 and 980,695.22
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Solution
The fourth proportional to 1,796,490.99, 2,479,162.01 and 980,695.22 is: 1,353,361.84
Step by Step Solution
- Step 1: Write the proportion equation
1,796,490.99 : 2,479,162.01 = 980,695.22 : x - Step 2: Convert to fraction form
1,796,490.99/2,479,162.01 = 980,695.22/x - Step 3: Cross multiply
1,796,490.99x = 2,479,162.01 × 980,695.22 - Step 4: Simplify right side
1,796,490.99x = 2,431,302,344,705.80 - Step 5: Solve for x
x = 2,431,302,344,705.80/1,796,490.99 - Step 6: Final answer
x = 1,353,361.84
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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.