Finding the Fourth Proportional to 3,772,626.14, 5,209,682.79 and 2,396,413.26
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Solution
The fourth proportional to 3,772,626.14, 5,209,682.79 and 2,396,413.26 is: 3,309,247.32
Step by Step Solution
- Step 1: Write the proportion equation
3,772,626.14 : 5,209,682.79 = 2,396,413.26 : x - Step 2: Convert to fraction form
3,772,626.14/5,209,682.79 = 2,396,413.26/x - Step 3: Cross multiply
3,772,626.14x = 5,209,682.79 × 2,396,413.26 - Step 4: Simplify right side
3,772,626.14x = 12,484,552,918,349.79 - Step 5: Solve for x
x = 12,484,552,918,349.79/3,772,626.14 - Step 6: Final answer
x = 3,309,247.32
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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.