Finding the Fourth Proportional to 1,313,195.97, 1,811,901.90 and 796,938.33
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Solution
The fourth proportional to 1,313,195.97, 1,811,901.90 and 796,938.33 is: 1,099,587.65
Step by Step Solution
- Step 1: Write the proportion equation
1,313,195.97 : 1,811,901.90 = 796,938.33 : x - Step 2: Convert to fraction form
1,313,195.97/1,811,901.90 = 796,938.33/x - Step 3: Cross multiply
1,313,195.97x = 1,811,901.90 × 796,938.33 - Step 4: Simplify right side
1,313,195.97x = 1,443,974,070,325.14 - Step 5: Solve for x
x = 1,443,974,070,325.14/1,313,195.97 - Step 6: Final answer
x = 1,099,587.65
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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.