Finding the Fourth Proportional to 3,629,721.36, 5,444,166.96 and 970,536.72
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Solution
The fourth proportional to 3,629,721.36, 5,444,166.96 and 970,536.72 is: 1,455,694.09
Step by Step Solution
- Step 1: Write the proportion equation
3,629,721.36 : 5,444,166.96 = 970,536.72 : x - Step 2: Convert to fraction form
3,629,721.36/5,444,166.96 = 970,536.72/x - Step 3: Cross multiply
3,629,721.36x = 5,444,166.96 × 970,536.72 - Step 4: Simplify right side
3,629,721.36x = 5,283,763,944,490.77 - Step 5: Solve for x
x = 5,283,763,944,490.77/3,629,721.36 - Step 6: Final answer
x = 1,455,694.09
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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.