Finding the Fourth Proportional to 3,523,561.08, 5,286,128.94 and 1,127,549.49
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Solution
The fourth proportional to 3,523,561.08, 5,286,128.94 and 1,127,549.49 is: 1,691,576.18
Step by Step Solution
- Step 1: Write the proportion equation
3,523,561.08 : 5,286,128.94 = 1,127,549.49 : x - Step 2: Convert to fraction form
3,523,561.08/5,286,128.94 = 1,127,549.49/x - Step 3: Cross multiply
3,523,561.08x = 5,286,128.94 × 1,127,549.49 - Step 4: Simplify right side
3,523,561.08x = 5,960,371,990,371.24 - Step 5: Solve for x
x = 5,960,371,990,371.24/3,523,561.08 - Step 6: Final answer
x = 1,691,576.18
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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.