Finding the Fourth Proportional to 2,696,135.38, 3,720,692.28 and 1,534,524.82
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Solution
The fourth proportional to 2,696,135.38, 3,720,692.28 and 1,534,524.82 is: 2,117,658.74
Step by Step Solution
- Step 1: Write the proportion equation
2,696,135.38 : 3,720,692.28 = 1,534,524.82 : x - Step 2: Convert to fraction form
2,696,135.38/3,720,692.28 = 1,534,524.82/x - Step 3: Cross multiply
2,696,135.38x = 3,720,692.28 × 1,534,524.82 - Step 4: Simplify right side
2,696,135.38x = 5,709,494,651,242.39 - Step 5: Solve for x
x = 5,709,494,651,242.39/2,696,135.38 - Step 6: Final answer
x = 2,117,658.74
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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.