Finding the Fourth Proportional to 1,922,515.21, 2,884,404.14 and 786,233.05
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Solution
The fourth proportional to 1,922,515.21, 2,884,404.14 and 786,233.05 is: 1,179,607.76
Step by Step Solution
- Step 1: Write the proportion equation
1,922,515.21 : 2,884,404.14 = 786,233.05 : x - Step 2: Convert to fraction form
1,922,515.21/2,884,404.14 = 786,233.05/x - Step 3: Cross multiply
1,922,515.21x = 2,884,404.14 × 786,233.05 - Step 4: Simplify right side
1,922,515.21x = 2,267,813,864,424.83 - Step 5: Solve for x
x = 2,267,813,864,424.83/1,922,515.21 - Step 6: Final answer
x = 1,179,607.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.