Finding the Fourth Proportional to 3,555,839.05, 4,907,057.76 and 1,924,246.40
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Solution
The fourth proportional to 3,555,839.05, 4,907,057.76 and 1,924,246.40 is: 2,655,459.96
Step by Step Solution
- Step 1: Write the proportion equation
3,555,839.05 : 4,907,057.76 = 1,924,246.40 : x - Step 2: Convert to fraction form
3,555,839.05/4,907,057.76 = 1,924,246.40/x - Step 3: Cross multiply
3,555,839.05x = 4,907,057.76 × 1,924,246.40 - Step 4: Simplify right side
3,555,839.05x = 9,442,388,204,736.78 - Step 5: Solve for x
x = 9,442,388,204,736.78/3,555,839.05 - Step 6: Final answer
x = 2,655,459.96
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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.