Finding the Fourth Proportional to 3,808,336.26, 5,712,523.99 and 1,284,013.38
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Solution
The fourth proportional to 3,808,336.26, 5,712,523.99 and 1,284,013.38 is: 1,926,026.68
Step by Step Solution
- Step 1: Write the proportion equation
3,808,336.26 : 5,712,523.99 = 1,284,013.38 : x - Step 2: Convert to fraction form
3,808,336.26/5,712,523.99 = 1,284,013.38/x - Step 3: Cross multiply
3,808,336.26x = 5,712,523.99 × 1,284,013.38 - Step 4: Simplify right side
3,808,336.26x = 7,334,957,236,730.99 - Step 5: Solve for x
x = 7,334,957,236,730.99/3,808,336.26 - Step 6: Final answer
x = 1,926,026.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.