Finding the Fourth Proportional to 2,023,470.68, 2,792,355.81 and 1,105,679.66
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Solution
The fourth proportional to 2,023,470.68, 2,792,355.81 and 1,105,679.66 is: 1,525,819.50
Step by Step Solution
- Step 1: Write the proportion equation
2,023,470.68 : 2,792,355.81 = 1,105,679.66 : x - Step 2: Convert to fraction form
2,023,470.68/2,792,355.81 = 1,105,679.66/x - Step 3: Cross multiply
2,023,470.68x = 2,792,355.81 × 1,105,679.66 - Step 4: Simplify right side
2,023,470.68x = 3,087,451,022,599.82 - Step 5: Solve for x
x = 3,087,451,022,599.82/2,023,470.68 - Step 6: Final answer
x = 1,525,819.50
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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.