Finding the Fourth Proportional to 5,651,441.24, 7,798,751.60 and 3,204,216.96
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Solution
The fourth proportional to 5,651,441.24, 7,798,751.60 and 3,204,216.96 is: 4,421,684.86
Step by Step Solution
- Step 1: Write the proportion equation
5,651,441.24 : 7,798,751.60 = 3,204,216.96 : x - Step 2: Convert to fraction form
5,651,441.24/7,798,751.60 = 3,204,216.96/x - Step 3: Cross multiply
5,651,441.24x = 7,798,751.60 × 3,204,216.96 - Step 4: Simplify right side
5,651,441.24x = 24,988,892,143,547.13 - Step 5: Solve for x
x = 24,988,892,143,547.13/5,651,441.24 - Step 6: Final answer
x = 4,421,684.86
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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.