Finding the Fourth Proportional to 3,723,123.15, 5,579,517.87 and 1,696,414.05
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Solution
The fourth proportional to 3,723,123.15, 5,579,517.87 and 1,696,414.05 is: 2,542,266.84
Step by Step Solution
- Step 1: Write the proportion equation
3,723,123.15 : 5,579,517.87 = 1,696,414.05 : x - Step 2: Convert to fraction form
3,723,123.15/5,579,517.87 = 1,696,414.05/x - Step 3: Cross multiply
3,723,123.15x = 5,579,517.87 × 1,696,414.05 - Step 4: Simplify right side
3,723,123.15x = 9,465,172,506,894.07 - Step 5: Solve for x
x = 9,465,172,506,894.07/3,723,123.15 - Step 6: Final answer
x = 2,542,266.84
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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.