Finding the Fourth Proportional to 4,874,149.67, 6,726,536.78 and 2,698,692.77
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Solution
The fourth proportional to 4,874,149.67, 6,726,536.78 and 2,698,692.77 is: 3,724,312.42
Step by Step Solution
- Step 1: Write the proportion equation
4,874,149.67 : 6,726,536.78 = 2,698,692.77 : x - Step 2: Convert to fraction form
4,874,149.67/6,726,536.78 = 2,698,692.77/x - Step 3: Cross multiply
4,874,149.67x = 6,726,536.78 × 2,698,692.77 - Step 4: Simplify right side
4,874,149.67x = 18,152,856,128,198.93 - Step 5: Solve for x
x = 18,152,856,128,198.93/4,874,149.67 - Step 6: Final answer
x = 3,724,312.42
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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.