Finding the Fourth Proportional to 1,296,192.24, 1,788,744.20 and 723,232.42
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Solution
The fourth proportional to 1,296,192.24, 1,788,744.20 and 723,232.42 is: 998,060.12
Step by Step Solution
- Step 1: Write the proportion equation
1,296,192.24 : 1,788,744.20 = 723,232.42 : x - Step 2: Convert to fraction form
1,296,192.24/1,788,744.20 = 723,232.42/x - Step 3: Cross multiply
1,296,192.24x = 1,788,744.20 × 723,232.42 - Step 4: Simplify right side
1,296,192.24x = 1,293,677,788,438.94 - Step 5: Solve for x
x = 1,293,677,788,438.94/1,296,192.24 - Step 6: Final answer
x = 998,060.12
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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.