Finding the Fourth Proportional to 4,797,413.26, 6,620,414.42 and 2,621,955.83
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Solution
The fourth proportional to 4,797,413.26, 6,620,414.42 and 2,621,955.83 is: 3,618,290.36
Step by Step Solution
- Step 1: Write the proportion equation
4,797,413.26 : 6,620,414.42 = 2,621,955.83 : x - Step 2: Convert to fraction form
4,797,413.26/6,620,414.42 = 2,621,955.83/x - Step 3: Cross multiply
4,797,413.26x = 6,620,414.42 × 2,621,955.83 - Step 4: Simplify right side
4,797,413.26x = 17,358,434,158,987.89 - Step 5: Solve for x
x = 17,358,434,158,987.89/4,797,413.26 - Step 6: Final answer
x = 3,618,290.36
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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.