Finding the Fourth Proportional to 3,700,838.23, 5,105,592.90 and 2,477,537.88
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Solution
The fourth proportional to 3,700,838.23, 5,105,592.90 and 2,477,537.88 is: 3,417,955.35
Step by Step Solution
- Step 1: Write the proportion equation
3,700,838.23 : 5,105,592.90 = 2,477,537.88 : x - Step 2: Convert to fraction form
3,700,838.23/5,105,592.90 = 2,477,537.88/x - Step 3: Cross multiply
3,700,838.23x = 5,105,592.90 × 2,477,537.88 - Step 4: Simplify right side
3,700,838.23x = 12,649,299,809,609.05 - Step 5: Solve for x
x = 12,649,299,809,609.05/3,700,838.23 - Step 6: Final answer
x = 3,417,955.35
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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.