Finding the Fourth Proportional to 3,880,302.24, 5,790,106.32 and 3,476,832.96
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Solution
The fourth proportional to 3,880,302.24, 5,790,106.32 and 3,476,832.96 is: 5,188,057.85
Step by Step Solution
- Step 1: Write the proportion equation
3,880,302.24 : 5,790,106.32 = 3,476,832.96 : x - Step 2: Convert to fraction form
3,880,302.24/5,790,106.32 = 3,476,832.96/x - Step 3: Cross multiply
3,880,302.24x = 5,790,106.32 × 3,476,832.96 - Step 4: Simplify right side
3,880,302.24x = 20,131,232,495,280.31 - Step 5: Solve for x
x = 20,131,232,495,280.31/3,880,302.24 - Step 6: Final answer
x = 5,188,057.85
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.