Finding the Fourth Proportional to 1,175,116.99, 1,622,157.50 and 793,660.45
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Solution
The fourth proportional to 1,175,116.99, 1,622,157.50 and 793,660.45 is: 1,095,586.45
Step by Step Solution
- Step 1: Write the proportion equation
1,175,116.99 : 1,622,157.50 = 793,660.45 : x - Step 2: Convert to fraction form
1,175,116.99/1,622,157.50 = 793,660.45/x - Step 3: Cross multiply
1,175,116.99x = 1,622,157.50 × 793,660.45 - Step 4: Simplify right side
1,175,116.99x = 1,287,442,251,507.97 - Step 5: Solve for x
x = 1,287,442,251,507.97/1,175,116.99 - Step 6: Final answer
x = 1,095,586.45
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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.