Finding the Fourth Proportional to 3,110,201.15, 4,282,309.88 and 2,644,137.95
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Solution
The fourth proportional to 3,110,201.15, 4,282,309.88 and 2,644,137.95 is: 3,640,606.35
Step by Step Solution
- Step 1: Write the proportion equation
3,110,201.15 : 4,282,309.88 = 2,644,137.95 : x - Step 2: Convert to fraction form
3,110,201.15/4,282,309.88 = 2,644,137.95/x - Step 3: Cross multiply
3,110,201.15x = 4,282,309.88 × 2,644,137.95 - Step 4: Simplify right side
3,110,201.15x = 11,323,018,042,651.22 - Step 5: Solve for x
x = 11,323,018,042,651.22/3,110,201.15 - Step 6: Final answer
x = 3,640,606.35
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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.