Finding the Fourth Proportional to 2,644,023.16, 3,647,408.74 and 1,726,788.98
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Solution
The fourth proportional to 2,644,023.16, 3,647,408.74 and 1,726,788.98 is: 2,382,091.55
Step by Step Solution
- Step 1: Write the proportion equation
2,644,023.16 : 3,647,408.74 = 1,726,788.98 : x - Step 2: Convert to fraction form
2,644,023.16/3,647,408.74 = 1,726,788.98/x - Step 3: Cross multiply
2,644,023.16x = 3,647,408.74 × 1,726,788.98 - Step 4: Simplify right side
2,644,023.16x = 6,298,305,222,589.24 - Step 5: Solve for x
x = 6,298,305,222,589.24/2,644,023.16 - Step 6: Final answer
x = 2,382,091.55
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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.