Finding the Fourth Proportional to 3,445,520.09, 5,168,752.97 and 1,170,433.80
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Solution
The fourth proportional to 3,445,520.09, 5,168,752.97 and 1,170,433.80 is: 1,755,811.32
Step by Step Solution
- Step 1: Write the proportion equation
3,445,520.09 : 5,168,752.97 = 1,170,433.80 : x - Step 2: Convert to fraction form
3,445,520.09/5,168,752.97 = 1,170,433.80/x - Step 3: Cross multiply
3,445,520.09x = 5,168,752.97 × 1,170,433.80 - Step 4: Simplify right side
3,445,520.09x = 6,049,683,174,086.22 - Step 5: Solve for x
x = 6,049,683,174,086.22/3,445,520.09 - Step 6: Final answer
x = 1,755,811.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.