Finding the Fourth Proportional to 2,914,578.58, 4,022,122.13 and 1,607,801.08
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Solution
The fourth proportional to 2,914,578.58, 4,022,122.13 and 1,607,801.08 is: 2,218,767.53
Step by Step Solution
- Step 1: Write the proportion equation
2,914,578.58 : 4,022,122.13 = 1,607,801.08 : x - Step 2: Convert to fraction form
2,914,578.58/4,022,122.13 = 1,607,801.08/x - Step 3: Cross multiply
2,914,578.58x = 4,022,122.13 × 1,607,801.08 - Step 4: Simplify right side
2,914,578.58x = 6,466,772,304,505.90 - Step 5: Solve for x
x = 6,466,772,304,505.90/2,914,578.58 - Step 6: Final answer
x = 2,218,767.53
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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.