Finding the Fourth Proportional to 2,321,906.13, 3,482,878.65 and 639,101.97
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Solution
The fourth proportional to 2,321,906.13, 3,482,878.65 and 639,101.97 is: 958,658.31
Step by Step Solution
- Step 1: Write the proportion equation
2,321,906.13 : 3,482,878.65 = 639,101.97 : x - Step 2: Convert to fraction form
2,321,906.13/3,482,878.65 = 639,101.97/x - Step 3: Cross multiply
2,321,906.13x = 3,482,878.65 × 639,101.97 - Step 4: Simplify right side
2,321,906.13x = 2,225,914,606,485.94 - Step 5: Solve for x
x = 2,225,914,606,485.94/2,321,906.13 - Step 6: Final answer
x = 958,658.31
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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.