Finding the Fourth Proportional to 4,160,213.60, 6,240,320.40 and 2,270,645.60
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Solution
The fourth proportional to 4,160,213.60, 6,240,320.40 and 2,270,645.60 is: 3,405,968.40
Step by Step Solution
- Step 1: Write the proportion equation
4,160,213.60 : 6,240,320.40 = 2,270,645.60 : x - Step 2: Convert to fraction form
4,160,213.60/6,240,320.40 = 2,270,645.60/x - Step 3: Cross multiply
4,160,213.60x = 6,240,320.40 × 2,270,645.60 - Step 4: Simplify right side
4,160,213.60x = 14,169,556,058,850.24 - Step 5: Solve for x
x = 14,169,556,058,850.24/4,160,213.60 - Step 6: Final answer
x = 3,405,968.40
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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.