Finding the Fourth Proportional to 3,955,706.98, 5,458,982.97 and 2,237,084.50
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Solution
The fourth proportional to 3,955,706.98, 5,458,982.97 and 2,237,084.50 is: 3,087,237.31
Step by Step Solution
- Step 1: Write the proportion equation
3,955,706.98 : 5,458,982.97 = 2,237,084.50 : x - Step 2: Convert to fraction form
3,955,706.98/5,458,982.97 = 2,237,084.50/x - Step 3: Cross multiply
3,955,706.98x = 5,458,982.97 × 2,237,084.50 - Step 4: Simplify right side
3,955,706.98x = 12,212,206,187,950.96 - Step 5: Solve for x
x = 12,212,206,187,950.96/3,955,706.98 - Step 6: Final answer
x = 3,087,237.31
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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.