Finding the Fourth Proportional to 3,982,889.07, 5,968,683.05 and 3,068,612.91
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Solution
The fourth proportional to 3,982,889.07, 5,968,683.05 and 3,068,612.91 is: 4,598,565.90
Step by Step Solution
- Step 1: Write the proportion equation
3,982,889.07 : 5,968,683.05 = 3,068,612.91 : x - Step 2: Convert to fraction form
3,982,889.07/5,968,683.05 = 3,068,612.91/x - Step 3: Cross multiply
3,982,889.07x = 5,968,683.05 × 3,068,612.91 - Step 4: Simplify right side
3,982,889.07x = 18,315,577,847,585.11 - Step 5: Solve for x
x = 18,315,577,847,585.11/3,982,889.07 - Step 6: Final answer
x = 4,598,565.90
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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.