Finding the Fourth Proportional to 4,436,613.21, 6,122,530.32 and 2,399,422.71
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Solution
The fourth proportional to 4,436,613.21, 6,122,530.32 and 2,399,422.71 is: 3,311,205.55
Step by Step Solution
- Step 1: Write the proportion equation
4,436,613.21 : 6,122,530.32 = 2,399,422.71 : x - Step 2: Convert to fraction form
4,436,613.21/6,122,530.32 = 2,399,422.71/x - Step 3: Cross multiply
4,436,613.21x = 6,122,530.32 × 2,399,422.71 - Step 4: Simplify right side
4,436,613.21x = 14,690,538,292,471.57 - Step 5: Solve for x
x = 14,690,538,292,471.57/4,436,613.21 - Step 6: Final answer
x = 3,311,205.55
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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.