Finding the Fourth Proportional to 5,921,137.98, 8,171,194.95 and 3,204,883.98
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Solution
The fourth proportional to 5,921,137.98, 8,171,194.95 and 3,204,883.98 is: 4,422,753.17
Step by Step Solution
- Step 1: Write the proportion equation
5,921,137.98 : 8,171,194.95 = 3,204,883.98 : x - Step 2: Convert to fraction form
5,921,137.98/8,171,194.95 = 3,204,883.98/x - Step 3: Cross multiply
5,921,137.98x = 8,171,194.95 × 3,204,883.98 - Step 4: Simplify right side
5,921,137.98x = 26,187,731,792,711.90 - Step 5: Solve for x
x = 26,187,731,792,711.90/5,921,137.98 - Step 6: Final answer
x = 4,422,753.17
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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.