Finding the Fourth Proportional to 3,143,334.87, 4,711,057.99 and 1,344,102.62
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Solution
The fourth proportional to 3,143,334.87, 4,711,057.99 and 1,344,102.62 is: 2,014,467.32
Step by Step Solution
- Step 1: Write the proportion equation
3,143,334.87 : 4,711,057.99 = 1,344,102.62 : x - Step 2: Convert to fraction form
3,143,334.87/4,711,057.99 = 1,344,102.62/x - Step 3: Cross multiply
3,143,334.87x = 4,711,057.99 × 1,344,102.62 - Step 4: Simplify right side
3,143,334.87x = 6,332,145,360,415.39 - Step 5: Solve for x
x = 6,332,145,360,415.39/3,143,334.87 - Step 6: Final answer
x = 2,014,467.32
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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.