Finding the Fourth Proportional to 1,593,782.13, 2,199,405.48 and 868,629.75
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Solution
The fourth proportional to 1,593,782.13, 2,199,405.48 and 868,629.75 is: 1,198,701.50
Step by Step Solution
- Step 1: Write the proportion equation
1,593,782.13 : 2,199,405.48 = 868,629.75 : x - Step 2: Convert to fraction form
1,593,782.13/2,199,405.48 = 868,629.75/x - Step 3: Cross multiply
1,593,782.13x = 2,199,405.48 × 868,629.75 - Step 4: Simplify right side
1,593,782.13x = 1,910,469,032,241.03 - Step 5: Solve for x
x = 1,910,469,032,241.03/1,593,782.13 - Step 6: Final answer
x = 1,198,701.50
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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.