Finding the Fourth Proportional to 1,471,796.70, 2,206,528.65 and 806,948.70
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Solution
The fourth proportional to 1,471,796.70, 2,206,528.65 and 806,948.70 is: 1,209,783.54
Step by Step Solution
- Step 1: Write the proportion equation
1,471,796.70 : 2,206,528.65 = 806,948.70 : x - Step 2: Convert to fraction form
1,471,796.70/2,206,528.65 = 806,948.70/x - Step 3: Cross multiply
1,471,796.70x = 2,206,528.65 × 806,948.70 - Step 4: Simplify right side
1,471,796.70x = 1,780,555,425,630.26 - Step 5: Solve for x
x = 1,780,555,425,630.26/1,471,796.70 - Step 6: Final answer
x = 1,209,783.54
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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.