Finding the Fourth Proportional to 1,350,830.72, 1,863,334.08 and 891,949.44
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Solution
The fourth proportional to 1,350,830.72, 1,863,334.08 and 891,949.44 is: 1,230,353.86
Step by Step Solution
- Step 1: Write the proportion equation
1,350,830.72 : 1,863,334.08 = 891,949.44 : x - Step 2: Convert to fraction form
1,350,830.72/1,863,334.08 = 891,949.44/x - Step 3: Cross multiply
1,350,830.72x = 1,863,334.08 × 891,949.44 - Step 4: Simplify right side
1,350,830.72x = 1,661,999,789,188.92 - Step 5: Solve for x
x = 1,661,999,789,188.92/1,350,830.72 - Step 6: Final answer
x = 1,230,353.86
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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.