Finding the Fourth Proportional to 3,313,343.68, 4,969,461.92 and 917,430.50
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Solution
The fourth proportional to 3,313,343.68, 4,969,461.92 and 917,430.50 is: 1,375,992.47
Step by Step Solution
- Step 1: Write the proportion equation
3,313,343.68 : 4,969,461.92 = 917,430.50 : x - Step 2: Convert to fraction form
3,313,343.68/4,969,461.92 = 917,430.50/x - Step 3: Cross multiply
3,313,343.68x = 4,969,461.92 × 917,430.50 - Step 4: Simplify right side
3,313,343.68x = 4,559,135,941,833.06 - Step 5: Solve for x
x = 4,559,135,941,833.06/3,313,343.68 - Step 6: Final answer
x = 1,375,992.47
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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.