Finding the Fourth Proportional to 3,461,634.09, 5,189,641.74 and 1,441,389.42
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Solution
The fourth proportional to 3,461,634.09, 5,189,641.74 and 1,441,389.42 is: 2,160,914.33
Step by Step Solution
- Step 1: Write the proportion equation
3,461,634.09 : 5,189,641.74 = 1,441,389.42 : x - Step 2: Convert to fraction form
3,461,634.09/5,189,641.74 = 1,441,389.42/x - Step 3: Cross multiply
3,461,634.09x = 5,189,641.74 × 1,441,389.42 - Step 4: Simplify right side
3,461,634.09x = 7,480,294,697,626.39 - Step 5: Solve for x
x = 7,480,294,697,626.39/3,461,634.09 - Step 6: Final answer
x = 2,160,914.33
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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.