Finding the Fourth Proportional to 1,624,361.05, 2,241,635.97 and 899,220.87
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Solution
The fourth proportional to 1,624,361.05, 2,241,635.97 and 899,220.87 is: 1,240,934.61
Step by Step Solution
- Step 1: Write the proportion equation
1,624,361.05 : 2,241,635.97 = 899,220.87 : x - Step 2: Convert to fraction form
1,624,361.05/2,241,635.97 = 899,220.87/x - Step 3: Cross multiply
1,624,361.05x = 2,241,635.97 × 899,220.87 - Step 4: Simplify right side
1,624,361.05x = 2,015,725,847,166.69 - Step 5: Solve for x
x = 2,015,725,847,166.69/1,624,361.05 - Step 6: Final answer
x = 1,240,934.61
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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.