Finding the Fourth Proportional to 4,471,371.15, 6,170,394.56 and 2,611,106.25
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Solution
The fourth proportional to 4,471,371.15, 6,170,394.56 and 2,611,106.25 is: 3,603,269.61
Step by Step Solution
- Step 1: Write the proportion equation
4,471,371.15 : 6,170,394.56 = 2,611,106.25 : x - Step 2: Convert to fraction form
4,471,371.15/6,170,394.56 = 2,611,106.25/x - Step 3: Cross multiply
4,471,371.15x = 6,170,394.56 × 2,611,106.25 - Step 4: Simplify right side
4,471,371.15x = 16,111,555,787,526.47 - Step 5: Solve for x
x = 16,111,555,787,526.47/4,471,371.15 - Step 6: Final answer
x = 3,603,269.61
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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.