Finding the Fourth Proportional to 1,672,067.08, 2,307,438.66 and 908,118.28
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Solution
The fourth proportional to 1,672,067.08, 2,307,438.66 and 908,118.28 is: 1,253,195.67
Step by Step Solution
- Step 1: Write the proportion equation
1,672,067.08 : 2,307,438.66 = 908,118.28 : x - Step 2: Convert to fraction form
1,672,067.08/2,307,438.66 = 908,118.28/x - Step 3: Cross multiply
1,672,067.08x = 2,307,438.66 × 908,118.28 - Step 4: Simplify right side
1,672,067.08x = 2,095,427,227,124.71 - Step 5: Solve for x
x = 2,095,427,227,124.71/1,672,067.08 - Step 6: Final answer
x = 1,253,195.67
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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.