Finding the Fourth Proportional to 2,892,817.44, 3,992,326.56 and 1,604,062.08
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Solution
The fourth proportional to 2,892,817.44, 3,992,326.56 and 1,604,062.08 is: 2,213,737.91
Step by Step Solution
- Step 1: Write the proportion equation
2,892,817.44 : 3,992,326.56 = 1,604,062.08 : x - Step 2: Convert to fraction form
2,892,817.44/3,992,326.56 = 1,604,062.08/x - Step 3: Cross multiply
2,892,817.44x = 3,992,326.56 × 1,604,062.08 - Step 4: Simplify right side
2,892,817.44x = 6,403,939,645,872.85 - Step 5: Solve for x
x = 6,403,939,645,872.85/2,892,817.44 - Step 6: Final answer
x = 2,213,737.91
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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.