Finding the Fourth Proportional to 2,685,266.10, 4,030,102.35 and 2,664,270.90
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Solution
The fourth proportional to 2,685,266.10, 4,030,102.35 and 2,664,270.90 is: 3,998,592.32
Step by Step Solution
- Step 1: Write the proportion equation
2,685,266.10 : 4,030,102.35 = 2,664,270.90 : x - Step 2: Convert to fraction form
2,685,266.10/4,030,102.35 = 2,664,270.90/x - Step 3: Cross multiply
2,685,266.10x = 4,030,102.35 × 2,664,270.90 - Step 4: Simplify right side
2,685,266.10x = 10,737,284,415,126.62 - Step 5: Solve for x
x = 10,737,284,415,126.62/2,685,266.10 - Step 6: Final answer
x = 3,998,592.32
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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.