Finding the Fourth Proportional to 3,056,166.44, 4,217,534.70 and 1,910,910.68
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Solution
The fourth proportional to 3,056,166.44, 4,217,534.70 and 1,910,910.68 is: 2,637,072.38
Step by Step Solution
- Step 1: Write the proportion equation
3,056,166.44 : 4,217,534.70 = 1,910,910.68 : x - Step 2: Convert to fraction form
3,056,166.44/4,217,534.70 = 1,910,910.68/x - Step 3: Cross multiply
3,056,166.44x = 4,217,534.70 × 1,910,910.68 - Step 4: Simplify right side
3,056,166.44x = 8,059,332,101,500.60 - Step 5: Solve for x
x = 8,059,332,101,500.60/3,056,166.44 - Step 6: Final answer
x = 2,637,072.38
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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.