Finding the Fourth Proportional to 2,733,839.58, 4,101,636.81 and 1,313,998.62
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Solution
The fourth proportional to 2,733,839.58, 4,101,636.81 and 1,313,998.62 is: 1,971,419.66
Step by Step Solution
- Step 1: Write the proportion equation
2,733,839.58 : 4,101,636.81 = 1,313,998.62 : x - Step 2: Convert to fraction form
2,733,839.58/4,101,636.81 = 1,313,998.62/x - Step 3: Cross multiply
2,733,839.58x = 4,101,636.81 × 1,313,998.62 - Step 4: Simplify right side
2,733,839.58x = 5,389,545,108,081.20 - Step 5: Solve for x
x = 5,389,545,108,081.20/2,733,839.58 - Step 6: Final answer
x = 1,971,419.66
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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.