Finding the Fourth Proportional to 1,405,589.25, 1,939,564.26 and 793,704.99
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Solution
The fourth proportional to 1,405,589.25, 1,939,564.26 and 793,704.99 is: 1,095,228.80
Step by Step Solution
- Step 1: Write the proportion equation
1,405,589.25 : 1,939,564.26 = 793,704.99 : x - Step 2: Convert to fraction form
1,405,589.25/1,939,564.26 = 793,704.99/x - Step 3: Cross multiply
1,405,589.25x = 1,939,564.26 × 793,704.99 - Step 4: Simplify right side
1,405,589.25x = 1,539,441,831,587.66 - Step 5: Solve for x
x = 1,539,441,831,587.66/1,405,589.25 - Step 6: Final answer
x = 1,095,228.80
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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.