Finding the Fourth Proportional to 4,086,122.92, 5,636,149.77 and 2,555,572.84
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Solution
The fourth proportional to 4,086,122.92, 5,636,149.77 and 2,555,572.84 is: 3,525,001.95
Step by Step Solution
- Step 1: Write the proportion equation
4,086,122.92 : 5,636,149.77 = 2,555,572.84 : x - Step 2: Convert to fraction form
4,086,122.92/5,636,149.77 = 2,555,572.84/x - Step 3: Cross multiply
4,086,122.92x = 5,636,149.77 × 2,555,572.84 - Step 4: Simplify right side
4,086,122.92x = 14,403,591,274,384.24 - Step 5: Solve for x
x = 14,403,591,274,384.24/4,086,122.92 - Step 6: Final answer
x = 3,525,001.95
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1.5x scale
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.