Finding the Fourth Proportional to 1,836,764.12, 2,755,478.73 and 756,676.46
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Solution
The fourth proportional to 1,836,764.12, 2,755,478.73 and 756,676.46 is: 1,135,151.68
Step by Step Solution
- Step 1: Write the proportion equation
1,836,764.12 : 2,755,478.73 = 756,676.46 : x - Step 2: Convert to fraction form
1,836,764.12/2,755,478.73 = 756,676.46/x - Step 3: Cross multiply
1,836,764.12x = 2,755,478.73 × 756,676.46 - Step 4: Simplify right side
1,836,764.12x = 2,085,005,877,244.30 - Step 5: Solve for x
x = 2,085,005,877,244.30/1,836,764.12 - Step 6: Final answer
x = 1,135,151.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.