Finding the Fourth Proportional to 3,302,609.76, 4,953,705.12 and 1,172,413.44
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Solution
The fourth proportional to 3,302,609.76, 4,953,705.12 and 1,172,413.44 is: 1,758,545.78
Step by Step Solution
- Step 1: Write the proportion equation
3,302,609.76 : 4,953,705.12 = 1,172,413.44 : x - Step 2: Convert to fraction form
3,302,609.76/4,953,705.12 = 1,172,413.44/x - Step 3: Cross multiply
3,302,609.76x = 4,953,705.12 × 1,172,413.44 - Step 4: Simplify right side
3,302,609.76x = 5,807,790,460,484.81 - Step 5: Solve for x
x = 5,807,790,460,484.81/3,302,609.76 - Step 6: Final answer
x = 1,758,545.78
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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.