Finding the Fourth Proportional to 1,758,175.50, 2,637,365.49 and 678,694.17
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Solution
The fourth proportional to 1,758,175.50, 2,637,365.49 and 678,694.17 is: 1,018,080.72
Step by Step Solution
- Step 1: Write the proportion equation
1,758,175.50 : 2,637,365.49 = 678,694.17 : x - Step 2: Convert to fraction form
1,758,175.50/2,637,365.49 = 678,694.17/x - Step 3: Cross multiply
1,758,175.50x = 2,637,365.49 × 678,694.17 - Step 4: Simplify right side
1,758,175.50x = 1,789,964,582,222.19 - Step 5: Solve for x
x = 1,789,964,582,222.19/1,758,175.50 - Step 6: Final answer
x = 1,018,080.72
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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.