Finding the Fourth Proportional to 4,683,161.70, 7,029,991.35 and 3,622,904.10
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Solution
The fourth proportional to 4,683,161.70, 7,029,991.35 and 3,622,904.10 is: 5,438,416.63
Step by Step Solution
- Step 1: Write the proportion equation
4,683,161.70 : 7,029,991.35 = 3,622,904.10 : x - Step 2: Convert to fraction form
4,683,161.70/7,029,991.35 = 3,622,904.10/x - Step 3: Cross multiply
4,683,161.70x = 7,029,991.35 × 3,622,904.10 - Step 4: Simplify right side
4,683,161.70x = 25,468,984,484,879.54 - Step 5: Solve for x
x = 25,468,984,484,879.54/4,683,161.70 - Step 6: Final answer
x = 5,438,416.63
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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.