Finding the Fourth Proportional to 3,034,163.62, 4,549,721.82 and 1,011,691.63
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Solution
The fourth proportional to 3,034,163.62, 4,549,721.82 and 1,011,691.63 is: 1,517,029.42
Step by Step Solution
- Step 1: Write the proportion equation
3,034,163.62 : 4,549,721.82 = 1,011,691.63 : x - Step 2: Convert to fraction form
3,034,163.62/4,549,721.82 = 1,011,691.63/x - Step 3: Cross multiply
3,034,163.62x = 4,549,721.82 × 1,011,691.63 - Step 4: Simplify right side
3,034,163.62x = 4,602,915,484,122.37 - Step 5: Solve for x
x = 4,602,915,484,122.37/3,034,163.62 - Step 6: Final answer
x = 1,517,029.42
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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.