Finding the Fourth Proportional to 2,214,571.94, 3,321,542.47 and 698,057.80
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Solution
The fourth proportional to 2,214,571.94, 3,321,542.47 and 698,057.80 is: 1,046,987.26
Step by Step Solution
- Step 1: Write the proportion equation
2,214,571.94 : 3,321,542.47 = 698,057.80 : x - Step 2: Convert to fraction form
2,214,571.94/3,321,542.47 = 698,057.80/x - Step 3: Cross multiply
2,214,571.94x = 3,321,542.47 × 698,057.80 - Step 4: Simplify right side
2,214,571.94x = 2,318,628,622,437.91 - Step 5: Solve for x
x = 2,318,628,622,437.91/2,214,571.94 - Step 6: Final answer
x = 1,046,987.26
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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.