Finding the Fourth Proportional to 1,342,088.46, 1,851,471.99 and 797,915.70
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Solution
The fourth proportional to 1,342,088.46, 1,851,471.99 and 797,915.70 is: 1,100,760.95
Step by Step Solution
- Step 1: Write the proportion equation
1,342,088.46 : 1,851,471.99 = 797,915.70 : x - Step 2: Convert to fraction form
1,342,088.46/1,851,471.99 = 797,915.70/x - Step 3: Cross multiply
1,342,088.46x = 1,851,471.99 × 797,915.70 - Step 4: Simplify right side
1,342,088.46x = 1,477,318,568,931.24 - Step 5: Solve for x
x = 1,477,318,568,931.24/1,342,088.46 - Step 6: Final answer
x = 1,100,760.95
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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.