Finding the Fourth Proportional to 3,847,960.60, 5,307,871.98 and 2,541,224.68
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Solution
The fourth proportional to 3,847,960.60, 5,307,871.98 and 2,541,224.68 is: 3,505,362.11
Step by Step Solution
- Step 1: Write the proportion equation
3,847,960.60 : 5,307,871.98 = 2,541,224.68 : x - Step 2: Convert to fraction form
3,847,960.60/5,307,871.98 = 2,541,224.68/x - Step 3: Cross multiply
3,847,960.60x = 5,307,871.98 × 2,541,224.68 - Step 4: Simplify right side
3,847,960.60x = 13,488,495,273,856.47 - Step 5: Solve for x
x = 13,488,495,273,856.47/3,847,960.60 - Step 6: Final answer
x = 3,505,362.11
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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.