Finding the Fourth Proportional to 2,076,042.24, 2,864,938.68 and 1,170,624.24
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Solution
The fourth proportional to 2,076,042.24, 2,864,938.68 and 1,170,624.24 is: 1,615,461.67
Step by Step Solution
- Step 1: Write the proportion equation
2,076,042.24 : 2,864,938.68 = 1,170,624.24 : x - Step 2: Convert to fraction form
2,076,042.24/2,864,938.68 = 1,170,624.24/x - Step 3: Cross multiply
2,076,042.24x = 2,864,938.68 × 1,170,624.24 - Step 4: Simplify right side
2,076,042.24x = 3,353,766,664,921.60 - Step 5: Solve for x
x = 3,353,766,664,921.60/2,076,042.24 - Step 6: Final answer
x = 1,615,461.67
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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.