Finding the Fourth Proportional to 1,910,527.99, 2,636,524.68 and 1,051,086.21
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Solution
The fourth proportional to 1,910,527.99, 2,636,524.68 and 1,051,086.21 is: 1,450,496.80
Step by Step Solution
- Step 1: Write the proportion equation
1,910,527.99 : 2,636,524.68 = 1,051,086.21 : x - Step 2: Convert to fraction form
1,910,527.99/2,636,524.68 = 1,051,086.21/x - Step 3: Cross multiply
1,910,527.99x = 2,636,524.68 × 1,051,086.21 - Step 4: Simplify right side
1,910,527.99x = 2,771,214,728,217.23 - Step 5: Solve for x
x = 2,771,214,728,217.23/1,910,527.99 - Step 6: Final answer
x = 1,450,496.80
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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.