Finding the Fourth Proportional to 821,669.02, 1,231,687.04 and 571,826.14
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Solution
The fourth proportional to 821,669.02, 1,231,687.04 and 571,826.14 is: 857,170.99
Step by Step Solution
- Step 1: Write the proportion equation
821,669.02 : 1,231,687.04 = 571,826.14 : x - Step 2: Convert to fraction form
821,669.02/1,231,687.04 = 571,826.14/x - Step 3: Cross multiply
821,669.02x = 1,231,687.04 × 571,826.14 - Step 4: Simplify right side
821,669.02x = 704,310,845,771.23 - Step 5: Solve for x
x = 704,310,845,771.23/821,669.02 - Step 6: Final answer
x = 857,170.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.