Finding the Fourth Proportional to 4,259,231.10, 6,385,695.45 and 2,012,744.70
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Solution
The fourth proportional to 4,259,231.10, 6,385,695.45 and 2,012,744.70 is: 3,017,627.92
Step by Step Solution
- Step 1: Write the proportion equation
4,259,231.10 : 6,385,695.45 = 2,012,744.70 : x - Step 2: Convert to fraction form
4,259,231.10/6,385,695.45 = 2,012,744.70/x - Step 3: Cross multiply
4,259,231.10x = 6,385,695.45 × 2,012,744.70 - Step 4: Simplify right side
4,259,231.10x = 12,852,774,672,801.62 - Step 5: Solve for x
x = 12,852,774,672,801.62/4,259,231.10 - Step 6: Final answer
x = 3,017,627.92
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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.