Finding the Fourth Proportional to 1,775,979.22, 2,665,466.12 and 697,249.42
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Solution
The fourth proportional to 1,775,979.22, 2,665,466.12 and 697,249.42 is: 1,046,461.97
Step by Step Solution
- Step 1: Write the proportion equation
1,775,979.22 : 2,665,466.12 = 697,249.42 : x - Step 2: Convert to fraction form
1,775,979.22/2,665,466.12 = 697,249.42/x - Step 3: Cross multiply
1,775,979.22x = 2,665,466.12 × 697,249.42 - Step 4: Simplify right side
1,775,979.22x = 1,858,494,706,199.65 - Step 5: Solve for x
x = 1,858,494,706,199.65/1,775,979.22 - Step 6: Final answer
x = 1,046,461.97
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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.