Finding the Fourth Proportional to 3,960,177.48, 5,942,765.07 and 1,685,698.24
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Solution
The fourth proportional to 3,960,177.48, 5,942,765.07 and 1,685,698.24 is: 2,529,611.03
Step by Step Solution
- Step 1: Write the proportion equation
3,960,177.48 : 5,942,765.07 = 1,685,698.24 : x - Step 2: Convert to fraction form
3,960,177.48/5,942,765.07 = 1,685,698.24/x - Step 3: Cross multiply
3,960,177.48x = 5,942,765.07 × 1,685,698.24 - Step 4: Simplify right side
3,960,177.48x = 10,017,708,615,518.25 - Step 5: Solve for x
x = 10,017,708,615,518.25/3,960,177.48 - Step 6: Final answer
x = 2,529,611.03
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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.