Finding the Fourth Proportional to 4,203,995.16, 5,802,458.30 and 2,752,847.76
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Solution
The fourth proportional to 4,203,995.16, 5,802,458.30 and 2,752,847.76 is: 3,799,548.70
Step by Step Solution
- Step 1: Write the proportion equation
4,203,995.16 : 5,802,458.30 = 2,752,847.76 : x - Step 2: Convert to fraction form
4,203,995.16/5,802,458.30 = 2,752,847.76/x - Step 3: Cross multiply
4,203,995.16x = 5,802,458.30 × 2,752,847.76 - Step 4: Simplify right side
4,203,995.16x = 15,973,284,333,648.41 - Step 5: Solve for x
x = 15,973,284,333,648.41/4,203,995.16 - Step 6: Final answer
x = 3,799,548.70
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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.