Finding the Fourth Proportional to 5,612,171.26, 8,418,557.43 and 1,773,701.60
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Solution
The fourth proportional to 5,612,171.26, 8,418,557.43 and 1,773,701.60 is: 2,660,647.39
Step by Step Solution
- Step 1: Write the proportion equation
5,612,171.26 : 8,418,557.43 = 1,773,701.60 : x - Step 2: Convert to fraction form
5,612,171.26/8,418,557.43 = 1,773,701.60/x - Step 3: Cross multiply
5,612,171.26x = 8,418,557.43 × 1,773,701.60 - Step 4: Simplify right side
5,612,171.26x = 14,932,008,774,414.38 - Step 5: Solve for x
x = 14,932,008,774,414.38/5,612,171.26 - Step 6: Final answer
x = 2,660,647.39
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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.