Finding the Fourth Proportional to 3,893,044.58, 5,841,658.29 and 1,620,135.98
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Solution
The fourth proportional to 3,893,044.58, 5,841,658.29 and 1,620,135.98 is: 2,431,074.34
Step by Step Solution
- Step 1: Write the proportion equation
3,893,044.58 : 5,841,658.29 = 1,620,135.98 : x - Step 2: Convert to fraction form
3,893,044.58/5,841,658.29 = 1,620,135.98/x - Step 3: Cross multiply
3,893,044.58x = 5,841,658.29 × 1,620,135.98 - Step 4: Simplify right side
3,893,044.58x = 9,464,280,778,494.27 - Step 5: Solve for x
x = 9,464,280,778,494.27/3,893,044.58 - Step 6: Final answer
x = 2,431,074.34
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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.