Finding the Fourth Proportional to 3,698,203.88, 5,548,551.65 and 2,330,389.37
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Solution
The fourth proportional to 3,698,203.88, 5,548,551.65 and 2,330,389.37 is: 3,496,369.10
Step by Step Solution
- Step 1: Write the proportion equation
3,698,203.88 : 5,548,551.65 = 2,330,389.37 : x - Step 2: Convert to fraction form
3,698,203.88/5,548,551.65 = 2,330,389.37/x - Step 3: Cross multiply
3,698,203.88x = 5,548,551.65 × 2,330,389.37 - Step 4: Simplify right side
3,698,203.88x = 12,930,285,744,661.26 - Step 5: Solve for x
x = 12,930,285,744,661.26/3,698,203.88 - Step 6: Final answer
x = 3,496,369.10
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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.