Finding the Fourth Proportional to 1,624,736.09, 2,242,205.85 and 899,583.77
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Solution
The fourth proportional to 1,624,736.09, 2,242,205.85 and 899,583.77 is: 1,241,464.39
Step by Step Solution
- Step 1: Write the proportion equation
1,624,736.09 : 2,242,205.85 = 899,583.77 : x - Step 2: Convert to fraction form
1,624,736.09/2,242,205.85 = 899,583.77/x - Step 3: Cross multiply
1,624,736.09x = 2,242,205.85 × 899,583.77 - Step 4: Simplify right side
1,624,736.09x = 2,017,051,991,659.05 - Step 5: Solve for x
x = 2,017,051,991,659.05/1,624,736.09 - Step 6: Final answer
x = 1,241,464.39
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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.