Finding the Fourth Proportional to 1,433,902.40, 2,148,261.60 and 834,372.80
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Solution
The fourth proportional to 1,433,902.40, 2,148,261.60 and 834,372.80 is: 1,250,050.94
Step by Step Solution
- Step 1: Write the proportion equation
1,433,902.40 : 2,148,261.60 = 834,372.80 : x - Step 2: Convert to fraction form
1,433,902.40/2,148,261.60 = 834,372.80/x - Step 3: Cross multiply
1,433,902.40x = 2,148,261.60 × 834,372.80 - Step 4: Simplify right side
1,433,902.40x = 1,792,451,046,324.48 - Step 5: Solve for x
x = 1,792,451,046,324.48/1,433,902.40 - Step 6: Final answer
x = 1,250,050.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.