Finding the Fourth Proportional to 3,441,982.55, 4,750,025.49 and 1,893,284.12
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Solution
The fourth proportional to 3,441,982.55, 4,750,025.49 and 1,893,284.12 is: 2,612,781.35
Step by Step Solution
- Step 1: Write the proportion equation
3,441,982.55 : 4,750,025.49 = 1,893,284.12 : x - Step 2: Convert to fraction form
3,441,982.55/4,750,025.49 = 1,893,284.12/x - Step 3: Cross multiply
3,441,982.55x = 4,750,025.49 × 1,893,284.12 - Step 4: Simplify right side
3,441,982.55x = 8,993,147,820,345.80 - Step 5: Solve for x
x = 8,993,147,820,345.80/3,441,982.55 - Step 6: Final answer
x = 2,612,781.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.