Finding the Fourth Proportional to 1,985,450.02, 2,976,390.87 and 786,563.62
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Solution
The fourth proportional to 1,985,450.02, 2,976,390.87 and 786,563.62 is: 1,179,138.61
Step by Step Solution
- Step 1: Write the proportion equation
1,985,450.02 : 2,976,390.87 = 786,563.62 : x - Step 2: Convert to fraction form
1,985,450.02/2,976,390.87 = 786,563.62/x - Step 3: Cross multiply
1,985,450.02x = 2,976,390.87 × 786,563.62 - Step 4: Simplify right side
1,985,450.02x = 2,341,120,777,242.15 - Step 5: Solve for x
x = 2,341,120,777,242.15/1,985,450.02 - Step 6: Final answer
x = 1,179,138.61
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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.