Finding the Fourth Proportional to 2,076,187.24, 2,865,138.66 and 1,170,769.48
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Solution
The fourth proportional to 2,076,187.24, 2,865,138.66 and 1,170,769.48 is: 1,615,662.03
Step by Step Solution
- Step 1: Write the proportion equation
2,076,187.24 : 2,865,138.66 = 1,170,769.48 : x - Step 2: Convert to fraction form
2,076,187.24/2,865,138.66 = 1,170,769.48/x - Step 3: Cross multiply
2,076,187.24x = 2,865,138.66 × 1,170,769.48 - Step 4: Simplify right side
2,076,187.24x = 3,354,416,899,096.10 - Step 5: Solve for x
x = 3,354,416,899,096.10/2,076,187.24 - Step 6: Final answer
x = 1,615,662.03
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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.