Finding the Fourth Proportional to 6,394,528.90, 9,583,628.55 and 2,603,728.90
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Solution
The fourth proportional to 6,394,528.90, 9,583,628.55 and 2,603,728.90 is: 3,902,268.80
Step by Step Solution
- Step 1: Write the proportion equation
6,394,528.90 : 9,583,628.55 = 2,603,728.90 : x - Step 2: Convert to fraction form
6,394,528.90/9,583,628.55 = 2,603,728.90/x - Step 3: Cross multiply
6,394,528.90x = 9,583,628.55 × 2,603,728.90 - Step 4: Simplify right side
6,394,528.90x = 24,953,170,622,500.10 - Step 5: Solve for x
x = 24,953,170,622,500.10/6,394,528.90 - Step 6: Final answer
x = 3,902,268.80
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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.