Finding the Fourth Proportional to 4,420,340.87, 6,633,057.94 and 1,861,356.47
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Solution
The fourth proportional to 4,420,340.87, 6,633,057.94 and 1,861,356.47 is: 2,793,107.06
Step by Step Solution
- Step 1: Write the proportion equation
4,420,340.87 : 6,633,057.94 = 1,861,356.47 : x - Step 2: Convert to fraction form
4,420,340.87/6,633,057.94 = 1,861,356.47/x - Step 3: Cross multiply
4,420,340.87x = 6,633,057.94 × 1,861,356.47 - Step 4: Simplify right side
4,420,340.87x = 12,346,485,274,685.19 - Step 5: Solve for x
x = 12,346,485,274,685.19/4,420,340.87 - Step 6: Final answer
x = 2,793,107.06
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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.