Finding the Fourth Proportional to 1,589,319.96, 2,193,288.94 and 864,172.58
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Solution
The fourth proportional to 1,589,319.96, 2,193,288.94 and 864,172.58 is: 1,192,573.06
Step by Step Solution
- Step 1: Write the proportion equation
1,589,319.96 : 2,193,288.94 = 864,172.58 : x - Step 2: Convert to fraction form
1,589,319.96/2,193,288.94 = 864,172.58/x - Step 3: Cross multiply
1,589,319.96x = 2,193,288.94 × 864,172.58 - Step 4: Simplify right side
1,589,319.96x = 1,895,380,161,965.27 - Step 5: Solve for x
x = 1,895,380,161,965.27/1,589,319.96 - Step 6: Final answer
x = 1,192,573.06
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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.