Finding the Fourth Proportional to 1,302,438.97, 1,955,447.97 and 663,172.19
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Solution
The fourth proportional to 1,302,438.97, 1,955,447.97 and 663,172.19 is: 995,669.46
Step by Step Solution
- Step 1: Write the proportion equation
1,302,438.97 : 1,955,447.97 = 663,172.19 : x - Step 2: Convert to fraction form
1,302,438.97/1,955,447.97 = 663,172.19/x - Step 3: Cross multiply
1,302,438.97x = 1,955,447.97 × 663,172.19 - Step 4: Simplify right side
1,302,438.97x = 1,296,798,707,764.75 - Step 5: Solve for x
x = 1,296,798,707,764.75/1,302,438.97 - Step 6: Final answer
x = 995,669.46
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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.