Finding the Fourth Proportional to 3,797,613.12, 5,696,406.72 and 1,553,751.12
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Solution
The fourth proportional to 3,797,613.12, 5,696,406.72 and 1,553,751.12 is: 2,330,621.38
Step by Step Solution
- Step 1: Write the proportion equation
3,797,613.12 : 5,696,406.72 = 1,553,751.12 : x - Step 2: Convert to fraction form
3,797,613.12/5,696,406.72 = 1,553,751.12/x - Step 3: Cross multiply
3,797,613.12x = 5,696,406.72 × 1,553,751.12 - Step 4: Simplify right side
3,797,613.12x = 8,850,798,321,175.53 - Step 5: Solve for x
x = 8,850,798,321,175.53/3,797,613.12 - Step 6: Final answer
x = 2,330,621.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.