Finding the Fourth Proportional to 2,142,284.97, 3,213,413.58 and 544,834.26
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Solution
The fourth proportional to 2,142,284.97, 3,213,413.58 and 544,834.26 is: 817,247.86
Step by Step Solution
- Step 1: Write the proportion equation
2,142,284.97 : 3,213,413.58 = 544,834.26 : x - Step 2: Convert to fraction form
2,142,284.97/3,213,413.58 = 544,834.26/x - Step 3: Cross multiply
2,142,284.97x = 3,213,413.58 × 544,834.26 - Step 4: Simplify right side
2,142,284.97x = 1,750,777,809,933.25 - Step 5: Solve for x
x = 1,750,777,809,933.25/2,142,284.97 - Step 6: Final answer
x = 817,247.86
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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.