Finding the Fourth Proportional to 2,769,685.99, 3,822,804.38 and 1,624,135.39
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Solution
The fourth proportional to 2,769,685.99, 3,822,804.38 and 1,624,135.39 is: 2,241,680.79
Step by Step Solution
- Step 1: Write the proportion equation
2,769,685.99 : 3,822,804.38 = 1,624,135.39 : x - Step 2: Convert to fraction form
2,769,685.99/3,822,804.38 = 1,624,135.39/x - Step 3: Cross multiply
2,769,685.99x = 3,822,804.38 × 1,624,135.39 - Step 4: Simplify right side
2,769,685.99x = 6,208,751,877,108.34 - Step 5: Solve for x
x = 6,208,751,877,108.34/2,769,685.99 - Step 6: Final answer
x = 2,241,680.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.