Finding the Fourth Proportional to 1,589,296.55, 2,193,256.64 and 864,149.16
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Solution
The fourth proportional to 1,589,296.55, 2,193,256.64 and 864,149.16 is: 1,192,540.74
Step by Step Solution
- Step 1: Write the proportion equation
1,589,296.55 : 2,193,256.64 = 864,149.16 : x - Step 2: Convert to fraction form
1,589,296.55/2,193,256.64 = 864,149.16/x - Step 3: Cross multiply
1,589,296.55x = 2,193,256.64 × 864,149.16 - Step 4: Simplify right side
1,589,296.55x = 1,895,300,881,168.44 - Step 5: Solve for x
x = 1,895,300,881,168.44/1,589,296.55 - Step 6: Final answer
x = 1,192,540.74
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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.