Finding the Fourth Proportional to 3,925,503.27, 5,416,534.26 and 2,182,944.20
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Solution
The fourth proportional to 3,925,503.27, 5,416,534.26 and 2,182,944.20 is: 3,012,095.83
Step by Step Solution
- Step 1: Write the proportion equation
3,925,503.27 : 5,416,534.26 = 2,182,944.20 : x - Step 2: Convert to fraction form
3,925,503.27/5,416,534.26 = 2,182,944.20/x - Step 3: Cross multiply
3,925,503.27x = 5,416,534.26 × 2,182,944.20 - Step 4: Simplify right side
3,925,503.27x = 11,823,992,019,885.62 - Step 5: Solve for x
x = 11,823,992,019,885.62/3,925,503.27 - Step 6: Final answer
x = 3,012,095.83
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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.