Finding the Fourth Proportional to 4,079,968.20, 6,118,202.70 and 2,057,430.60
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Solution
The fourth proportional to 4,079,968.20, 6,118,202.70 and 2,057,430.60 is: 3,085,263.62
Step by Step Solution
- Step 1: Write the proportion equation
4,079,968.20 : 6,118,202.70 = 2,057,430.60 : x - Step 2: Convert to fraction form
4,079,968.20/6,118,202.70 = 2,057,430.60/x - Step 3: Cross multiply
4,079,968.20x = 6,118,202.70 × 2,057,430.60 - Step 4: Simplify right side
4,079,968.20x = 12,587,777,451,982.62 - Step 5: Solve for x
x = 12,587,777,451,982.62/4,079,968.20 - Step 6: Final answer
x = 3,085,263.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.