Finding the Fourth Proportional to 1,944,526.87, 2,683,447.28 and 1,073,361.88
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Solution
The fourth proportional to 1,944,526.87, 2,683,447.28 and 1,073,361.88 is: 1,481,239.50
Step by Step Solution
- Step 1: Write the proportion equation
1,944,526.87 : 2,683,447.28 = 1,073,361.88 : x - Step 2: Convert to fraction form
1,944,526.87/2,683,447.28 = 1,073,361.88/x - Step 3: Cross multiply
1,944,526.87x = 2,683,447.28 × 1,073,361.88 - Step 4: Simplify right side
1,944,526.87x = 2,880,310,017,341.69 - Step 5: Solve for x
x = 2,880,310,017,341.69/1,944,526.87 - Step 6: Final answer
x = 1,481,239.50
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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.