Finding the Fourth Proportional to 1,984,556.18, 2,977,818.42 and 786,451.97
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Solution
The fourth proportional to 1,984,556.18, 2,977,818.42 and 786,451.97 is: 1,180,067.96
Step by Step Solution
- Step 1: Write the proportion equation
1,984,556.18 : 2,977,818.42 = 786,451.97 : x - Step 2: Convert to fraction form
1,984,556.18/2,977,818.42 = 786,451.97/x - Step 3: Cross multiply
1,984,556.18x = 2,977,818.42 × 786,451.97 - Step 4: Simplify right side
1,984,556.18x = 2,341,911,162,711.29 - Step 5: Solve for x
x = 2,341,911,162,711.29/1,984,556.18 - Step 6: Final answer
x = 1,180,067.96
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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.