Finding the Fourth Proportional to 3,534,429.09, 5,291,766.19 and 1,909,376
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Solution
The fourth proportional to 3,534,429.09, 5,291,766.19 and 1,909,376 is: 2,858,727.99
Step by Step Solution
- Step 1: Write the proportion equation
3,534,429.09 : 5,291,766.19 = 1,909,376 : x - Step 2: Convert to fraction form
3,534,429.09/5,291,766.19 = 1,909,376/x - Step 3: Cross multiply
3,534,429.09x = 5,291,766.19 × 1,909,376 - Step 4: Simplify right side
3,534,429.09x = 10,103,971,351,250.56 - Step 5: Solve for x
x = 10,103,971,351,250.56/3,534,429.09 - Step 6: Final answer
x = 2,858,727.99
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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.