Finding the Fourth Proportional to 1,350,438.07, 1,863,535.44 and 738,471.88
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Solution
The fourth proportional to 1,350,438.07, 1,863,535.44 and 738,471.88 is: 1,019,053.41
Step by Step Solution
- Step 1: Write the proportion equation
1,350,438.07 : 1,863,535.44 = 738,471.88 : x - Step 2: Convert to fraction form
1,350,438.07/1,863,535.44 = 738,471.88/x - Step 3: Cross multiply
1,350,438.07x = 1,863,535.44 × 738,471.88 - Step 4: Simplify right side
1,350,438.07x = 1,376,168,519,823.43 - Step 5: Solve for x
x = 1,376,168,519,823.43/1,350,438.07 - Step 6: Final answer
x = 1,019,053.41
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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.