Finding the Fourth Proportional to 3,485,625.21, 4,810,613.85 and 1,957,732.29
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Solution
The fourth proportional to 3,485,625.21, 4,810,613.85 and 1,957,732.29 is: 2,701,923.90
Step by Step Solution
- Step 1: Write the proportion equation
3,485,625.21 : 4,810,613.85 = 1,957,732.29 : x - Step 2: Convert to fraction form
3,485,625.21/4,810,613.85 = 1,957,732.29/x - Step 3: Cross multiply
3,485,625.21x = 4,810,613.85 × 1,957,732.29 - Step 4: Simplify right side
3,485,625.21x = 9,417,894,068,866.22 - Step 5: Solve for x
x = 9,417,894,068,866.22/3,485,625.21 - Step 6: Final answer
x = 2,701,923.90
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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.