Finding the Fourth Proportional to 1,682,487.10, 2,523,730.65 and 1,010,640.70
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Solution
The fourth proportional to 1,682,487.10, 2,523,730.65 and 1,010,640.70 is: 1,515,961.05
Step by Step Solution
- Step 1: Write the proportion equation
1,682,487.10 : 2,523,730.65 = 1,010,640.70 : x - Step 2: Convert to fraction form
1,682,487.10/2,523,730.65 = 1,010,640.70/x - Step 3: Cross multiply
1,682,487.10x = 2,523,730.65 × 1,010,640.70 - Step 4: Simplify right side
1,682,487.10x = 2,550,584,910,727.45 - Step 5: Solve for x
x = 2,550,584,910,727.45/1,682,487.10 - Step 6: Final answer
x = 1,515,961.05
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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.