Finding the Fourth Proportional to 4,618,258.05, 6,373,007.82 and 2,553,142.18
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Solution
The fourth proportional to 4,618,258.05, 6,373,007.82 and 2,553,142.18 is: 3,523,232.12
Step by Step Solution
- Step 1: Write the proportion equation
4,618,258.05 : 6,373,007.82 = 2,553,142.18 : x - Step 2: Convert to fraction form
4,618,258.05/6,373,007.82 = 2,553,142.18/x - Step 3: Cross multiply
4,618,258.05x = 6,373,007.82 × 2,553,142.18 - Step 4: Simplify right side
4,618,258.05x = 16,271,195,078,711.85 - Step 5: Solve for x
x = 16,271,195,078,711.85/4,618,258.05 - Step 6: Final answer
x = 3,523,232.12
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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.