Finding the Fourth Proportional to 3,797,307.99, 5,240,276.19 and 2,078,413.47
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Solution
The fourth proportional to 3,797,307.99, 5,240,276.19 and 2,078,413.47 is: 2,868,205.75
Step by Step Solution
- Step 1: Write the proportion equation
3,797,307.99 : 5,240,276.19 = 2,078,413.47 : x - Step 2: Convert to fraction form
3,797,307.99/5,240,276.19 = 2,078,413.47/x - Step 3: Cross multiply
3,797,307.99x = 5,240,276.19 × 2,078,413.47 - Step 4: Simplify right side
3,797,307.99x = 10,891,460,619,816.28 - Step 5: Solve for x
x = 10,891,460,619,816.28/3,797,307.99 - Step 6: Final answer
x = 2,868,205.75
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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.