Finding the Fourth Proportional to 5,161,570.64, 7,741,855.32 and 1,567,368.68
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Solution
The fourth proportional to 5,161,570.64, 7,741,855.32 and 1,567,368.68 is: 2,350,901.00
Step by Step Solution
- Step 1: Write the proportion equation
5,161,570.64 : 7,741,855.32 = 1,567,368.68 : x - Step 2: Convert to fraction form
5,161,570.64/7,741,855.32 = 1,567,368.68/x - Step 3: Cross multiply
5,161,570.64x = 7,741,855.32 × 1,567,368.68 - Step 4: Simplify right side
5,161,570.64x = 12,134,341,553,659.38 - Step 5: Solve for x
x = 12,134,341,553,659.38/5,161,570.64 - Step 6: Final answer
x = 2,350,901.00
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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.