Finding the Fourth Proportional to 3,925,101.06, 5,416,793.01 and 2,206,216.26
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Solution
The fourth proportional to 3,925,101.06, 5,416,793.01 and 2,206,216.26 is: 3,044,664.74
Step by Step Solution
- Step 1: Write the proportion equation
3,925,101.06 : 5,416,793.01 = 2,206,216.26 : x - Step 2: Convert to fraction form
3,925,101.06/5,416,793.01 = 2,206,216.26/x - Step 3: Cross multiply
3,925,101.06x = 5,416,793.01 × 2,206,216.26 - Step 4: Simplify right side
3,925,101.06x = 11,950,616,815,716.34 - Step 5: Solve for x
x = 11,950,616,815,716.34/3,925,101.06 - Step 6: Final answer
x = 3,044,664.74
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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.