Finding the Fourth Proportional to 1,589,319.19, 2,193,287.88 and 864,171.82
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Solution
The fourth proportional to 1,589,319.19, 2,193,287.88 and 864,171.82 is: 1,192,572.01
Step by Step Solution
- Step 1: Write the proportion equation
1,589,319.19 : 2,193,287.88 = 864,171.82 : x - Step 2: Convert to fraction form
1,589,319.19/2,193,287.88 = 864,171.82/x - Step 3: Cross multiply
1,589,319.19x = 2,193,287.88 × 864,171.82 - Step 4: Simplify right side
1,589,319.19x = 1,895,377,579,043.54 - Step 5: Solve for x
x = 1,895,377,579,043.54/1,589,319.19 - Step 6: Final answer
x = 1,192,572.01
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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.