Finding the Fourth Proportional to 1,675,459.97, 2,511,440.04 and 821,348.99
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Solution
The fourth proportional to 1,675,459.97, 2,511,440.04 and 821,348.99 is: 1,231,165.64
Step by Step Solution
- Step 1: Write the proportion equation
1,675,459.97 : 2,511,440.04 = 821,348.99 : x - Step 2: Convert to fraction form
1,675,459.97/2,511,440.04 = 821,348.99/x - Step 3: Cross multiply
1,675,459.97x = 2,511,440.04 × 821,348.99 - Step 4: Simplify right side
1,675,459.97x = 2,062,768,740,299.56 - Step 5: Solve for x
x = 2,062,768,740,299.56/1,675,459.97 - Step 6: Final answer
x = 1,231,165.64
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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.