Finding the Fourth Proportional to 3,008,433.82, 4,512,967.08 and 878,523.97
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Solution
The fourth proportional to 3,008,433.82, 4,512,967.08 and 878,523.97 is: 1,317,878.34
Step by Step Solution
- Step 1: Write the proportion equation
3,008,433.82 : 4,512,967.08 = 878,523.97 : x - Step 2: Convert to fraction form
3,008,433.82/4,512,967.08 = 878,523.97/x - Step 3: Cross multiply
3,008,433.82x = 4,512,967.08 × 878,523.97 - Step 4: Simplify right side
3,008,433.82x = 3,964,749,755,600.91 - Step 5: Solve for x
x = 3,964,749,755,600.91/3,008,433.82 - Step 6: Final answer
x = 1,317,878.34
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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.