Finding the Fourth Proportional to 5,751,030.80, 8,626,546.20 and 1,761,424.40
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Solution
The fourth proportional to 5,751,030.80, 8,626,546.20 and 1,761,424.40 is: 2,642,136.60
Step by Step Solution
- Step 1: Write the proportion equation
5,751,030.80 : 8,626,546.20 = 1,761,424.40 : x - Step 2: Convert to fraction form
5,751,030.80/8,626,546.20 = 1,761,424.40/x - Step 3: Cross multiply
5,751,030.80x = 8,626,546.20 × 1,761,424.40 - Step 4: Simplify right side
5,751,030.80x = 15,195,008,964,407.28 - Step 5: Solve for x
x = 15,195,008,964,407.28/5,751,030.80 - Step 6: Final answer
x = 2,642,136.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.