Finding the Fourth Proportional to 3,465,148.48, 5,198,211.24 and 1,069,187.92
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Solution
The fourth proportional to 3,465,148.48, 5,198,211.24 and 1,069,187.92 is: 1,603,932.62
Step by Step Solution
- Step 1: Write the proportion equation
3,465,148.48 : 5,198,211.24 = 1,069,187.92 : x - Step 2: Convert to fraction form
3,465,148.48/5,198,211.24 = 1,069,187.92/x - Step 3: Cross multiply
3,465,148.48x = 5,198,211.24 × 1,069,187.92 - Step 4: Simplify right side
3,465,148.48x = 5,557,864,663,416.22 - Step 5: Solve for x
x = 5,557,864,663,416.22/3,465,148.48 - Step 6: Final answer
x = 1,603,932.62
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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.