Finding the Fourth Proportional to 1,203,161.37, 1,660,204.65 and 719,550.06
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Solution
The fourth proportional to 1,203,161.37, 1,660,204.65 and 719,550.06 is: 992,884.57
Step by Step Solution
- Step 1: Write the proportion equation
1,203,161.37 : 1,660,204.65 = 719,550.06 : x - Step 2: Convert to fraction form
1,203,161.37/1,660,204.65 = 719,550.06/x - Step 3: Cross multiply
1,203,161.37x = 1,660,204.65 × 719,550.06 - Step 4: Simplify right side
1,203,161.37x = 1,194,600,355,519.78 - Step 5: Solve for x
x = 1,194,600,355,519.78/1,203,161.37 - Step 6: Final answer
x = 992,884.57
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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.