Finding the Fourth Proportional to 6,496,382.76, 9,745,918.92 and 1,947,247.80
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Solution
The fourth proportional to 6,496,382.76, 9,745,918.92 and 1,947,247.80 is: 2,921,274.79
Step by Step Solution
- Step 1: Write the proportion equation
6,496,382.76 : 9,745,918.92 = 1,947,247.80 : x - Step 2: Convert to fraction form
6,496,382.76/9,745,918.92 = 1,947,247.80/x - Step 3: Cross multiply
6,496,382.76x = 9,745,918.92 × 1,947,247.80 - Step 4: Simplify right side
6,496,382.76x = 18,977,719,175,948.38 - Step 5: Solve for x
x = 18,977,719,175,948.38/6,496,382.76 - Step 6: Final answer
x = 2,921,274.79
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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.