Finding the Fourth Proportional to 3,660,613.96, 5,051,638.55 and 2,006,758.14
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Solution
The fourth proportional to 3,660,613.96, 5,051,638.55 and 2,006,758.14 is: 2,769,321.45
Step by Step Solution
- Step 1: Write the proportion equation
3,660,613.96 : 5,051,638.55 = 2,006,758.14 : x - Step 2: Convert to fraction form
3,660,613.96/5,051,638.55 = 2,006,758.14/x - Step 3: Cross multiply
3,660,613.96x = 5,051,638.55 × 2,006,758.14 - Step 4: Simplify right side
3,660,613.96x = 10,137,416,785,567.19 - Step 5: Solve for x
x = 10,137,416,785,567.19/3,660,613.96 - Step 6: Final answer
x = 2,769,321.45
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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.