Finding the Fourth Proportional to 6,998,675.75, 10,498,013.76 and 1,679,891.75
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Solution
The fourth proportional to 6,998,675.75, 10,498,013.76 and 1,679,891.75 is: 2,519,837.66
Step by Step Solution
- Step 1: Write the proportion equation
6,998,675.75 : 10,498,013.76 = 1,679,891.75 : x - Step 2: Convert to fraction form
6,998,675.75/10,498,013.76 = 1,679,891.75/x - Step 3: Cross multiply
6,998,675.75x = 10,498,013.76 × 1,679,891.75 - Step 4: Simplify right side
6,998,675.75x = 17,635,526,706,810.48 - Step 5: Solve for x
x = 17,635,526,706,810.48/6,998,675.75 - Step 6: Final answer
x = 2,519,837.66
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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.