Finding the Fourth Proportional to 4,228,109.88, 5,832,351.50 and 2,698,492.92
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Solution
The fourth proportional to 4,228,109.88, 5,832,351.50 and 2,698,492.92 is: 3,722,362.87
Step by Step Solution
- Step 1: Write the proportion equation
4,228,109.88 : 5,832,351.50 = 2,698,492.92 : x - Step 2: Convert to fraction form
4,228,109.88/5,832,351.50 = 2,698,492.92/x - Step 3: Cross multiply
4,228,109.88x = 5,832,351.50 × 2,698,492.92 - Step 4: Simplify right side
4,228,109.88x = 15,738,559,229,701.38 - Step 5: Solve for x
x = 15,738,559,229,701.38/4,228,109.88 - Step 6: Final answer
x = 3,722,362.87
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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.