Finding the Fourth Proportional to 4,618,257.81, 6,373,007.46 and 2,553,141.93
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Solution
The fourth proportional to 4,618,257.81, 6,373,007.46 and 2,553,141.93 is: 3,523,231.75
Step by Step Solution
- Step 1: Write the proportion equation
4,618,257.81 : 6,373,007.46 = 2,553,141.93 : x - Step 2: Convert to fraction form
4,618,257.81/6,373,007.46 = 2,553,141.93/x - Step 3: Cross multiply
4,618,257.81x = 6,373,007.46 × 2,553,141.93 - Step 4: Simplify right side
4,618,257.81x = 16,271,192,566,328.80 - Step 5: Solve for x
x = 16,271,192,566,328.80/4,618,257.81 - Step 6: Final answer
x = 3,523,231.75
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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.