Finding the Fourth Proportional to 3,407,873.14, 5,107,120.89 and 1,460,270.28
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Solution
The fourth proportional to 3,407,873.14, 5,107,120.89 and 1,460,270.28 is: 2,188,396.26
Step by Step Solution
- Step 1: Write the proportion equation
3,407,873.14 : 5,107,120.89 = 1,460,270.28 : x - Step 2: Convert to fraction form
3,407,873.14/5,107,120.89 = 1,460,270.28/x - Step 3: Cross multiply
3,407,873.14x = 5,107,120.89 × 1,460,270.28 - Step 4: Simplify right side
3,407,873.14x = 7,457,776,844,805.32 - Step 5: Solve for x
x = 7,457,776,844,805.32/3,407,873.14 - Step 6: Final answer
x = 2,188,396.26
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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.