Finding the Fourth Proportional to 1,520,448.44, 2,278,271.88 and 1,234,748.79
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Solution
The fourth proportional to 1,520,448.44, 2,278,271.88 and 1,234,748.79 is: 1,850,173.53
Step by Step Solution
- Step 1: Write the proportion equation
1,520,448.44 : 2,278,271.88 = 1,234,748.79 : x - Step 2: Convert to fraction form
1,520,448.44/2,278,271.88 = 1,234,748.79/x - Step 3: Cross multiply
1,520,448.44x = 2,278,271.88 × 1,234,748.79 - Step 4: Simplify right side
1,520,448.44x = 2,813,093,447,121.03 - Step 5: Solve for x
x = 2,813,093,447,121.03/1,520,448.44 - Step 6: Final answer
x = 1,850,173.53
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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.