Finding the Fourth Proportional to 1,168,472.48, 1,612,567.20 and 659,163.92
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Solution
The fourth proportional to 1,168,472.48, 1,612,567.20 and 659,163.92 is: 909,688.62
Step by Step Solution
- Step 1: Write the proportion equation
1,168,472.48 : 1,612,567.20 = 659,163.92 : x - Step 2: Convert to fraction form
1,168,472.48/1,612,567.20 = 659,163.92/x - Step 3: Cross multiply
1,168,472.48x = 1,612,567.20 × 659,163.92 - Step 4: Simplify right side
1,168,472.48x = 1,062,946,116,815.42 - Step 5: Solve for x
x = 1,062,946,116,815.42/1,168,472.48 - Step 6: Final answer
x = 909,688.62
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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.