Finding the Fourth Proportional to 3,389,521.14, 4,677,523.20 and 1,840,771.98
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Solution
The fourth proportional to 3,389,521.14, 4,677,523.20 and 1,840,771.98 is: 2,540,256.66
Step by Step Solution
- Step 1: Write the proportion equation
3,389,521.14 : 4,677,523.20 = 1,840,771.98 : x - Step 2: Convert to fraction form
3,389,521.14/4,677,523.20 = 1,840,771.98/x - Step 3: Cross multiply
3,389,521.14x = 4,677,523.20 × 1,840,771.98 - Step 4: Simplify right side
3,389,521.14x = 8,610,253,642,359.94 - Step 5: Solve for x
x = 8,610,253,642,359.94/3,389,521.14 - Step 6: Final answer
x = 2,540,256.66
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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.