Finding the Fourth Proportional to 1,692,847.76, 2,539,658.21 and 733,462.70
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Solution
The fourth proportional to 1,692,847.76, 2,539,658.21 and 733,462.70 is: 1,100,361.53
Step by Step Solution
- Step 1: Write the proportion equation
1,692,847.76 : 2,539,658.21 = 733,462.70 : x - Step 2: Convert to fraction form
1,692,847.76/2,539,658.21 = 733,462.70/x - Step 3: Cross multiply
1,692,847.76x = 2,539,658.21 × 733,462.70 - Step 4: Simplify right side
1,692,847.76x = 1,862,744,551,418.16 - Step 5: Solve for x
x = 1,862,744,551,418.16/1,692,847.76 - Step 6: Final answer
x = 1,100,361.53
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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.