Finding the Fourth Proportional to 1,350,117.24, 1,862,283.96 and 865,915.44
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Solution
The fourth proportional to 1,350,117.24, 1,862,283.96 and 865,915.44 is: 1,194,400.30
Step by Step Solution
- Step 1: Write the proportion equation
1,350,117.24 : 1,862,283.96 = 865,915.44 : x - Step 2: Convert to fraction form
1,350,117.24/1,862,283.96 = 865,915.44/x - Step 3: Cross multiply
1,350,117.24x = 1,862,283.96 × 865,915.44 - Step 4: Simplify right side
1,350,117.24x = 1,612,580,434,628.34 - Step 5: Solve for x
x = 1,612,580,434,628.34/1,350,117.24 - Step 6: Final answer
x = 1,194,400.30
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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.