Finding the Fourth Proportional to 1,910,757.09, 2,866,291.77 and 544,635.99
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Solution
The fourth proportional to 1,910,757.09, 2,866,291.77 and 544,635.99 is: 816,998.49
Step by Step Solution
- Step 1: Write the proportion equation
1,910,757.09 : 2,866,291.77 = 544,635.99 : x - Step 2: Convert to fraction form
1,910,757.09/2,866,291.77 = 544,635.99/x - Step 3: Cross multiply
1,910,757.09x = 2,866,291.77 × 544,635.99 - Step 4: Simplify right side
1,910,757.09x = 1,561,085,655,782.80 - Step 5: Solve for x
x = 1,561,085,655,782.80/1,910,757.09 - Step 6: Final answer
x = 816,998.49
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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.