Finding the Fourth Proportional to 2,134,251.68, 3,201,382.94 and 872,079.30
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Solution
The fourth proportional to 2,134,251.68, 3,201,382.94 and 872,079.30 is: 1,308,121.17
Step by Step Solution
- Step 1: Write the proportion equation
2,134,251.68 : 3,201,382.94 = 872,079.30 : x - Step 2: Convert to fraction form
2,134,251.68/3,201,382.94 = 872,079.30/x - Step 3: Cross multiply
2,134,251.68x = 3,201,382.94 × 872,079.30 - Step 4: Simplify right side
2,134,251.68x = 2,791,859,788,986.75 - Step 5: Solve for x
x = 2,791,859,788,986.75/2,134,251.68 - Step 6: Final answer
x = 1,308,121.17
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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.