Finding the Fourth Proportional to 4,087,805.40, 6,131,708.10 and 3,867,355.80
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Solution
The fourth proportional to 4,087,805.40, 6,131,708.10 and 3,867,355.80 is: 5,801,033.70
Step by Step Solution
- Step 1: Write the proportion equation
4,087,805.40 : 6,131,708.10 = 3,867,355.80 : x - Step 2: Convert to fraction form
4,087,805.40/6,131,708.10 = 3,867,355.80/x - Step 3: Cross multiply
4,087,805.40x = 6,131,708.10 × 3,867,355.80 - Step 4: Simplify right side
4,087,805.40x = 23,713,496,884,441.98 - Step 5: Solve for x
x = 23,713,496,884,441.98/4,087,805.40 - Step 6: Final answer
x = 5,801,033.70
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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.