Finding the Fourth Proportional to 4,042,933.16, 5,579,737.01 and 2,301,026.09
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Solution
The fourth proportional to 4,042,933.16, 5,579,737.01 and 2,301,026.09 is: 3,175,694.45
Step by Step Solution
- Step 1: Write the proportion equation
4,042,933.16 : 5,579,737.01 = 2,301,026.09 : x - Step 2: Convert to fraction form
4,042,933.16/5,579,737.01 = 2,301,026.09/x - Step 3: Cross multiply
4,042,933.16x = 5,579,737.01 × 2,301,026.09 - Step 4: Simplify right side
4,042,933.16x = 12,839,120,395,944.78 - Step 5: Solve for x
x = 12,839,120,395,944.78/4,042,933.16 - Step 6: Final answer
x = 3,175,694.45
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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.