Finding the Fourth Proportional to 3,252,489.62, 4,878,745.14 and 823,641.54
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Solution
The fourth proportional to 3,252,489.62, 4,878,745.14 and 823,641.54 is: 1,235,465.02
Step by Step Solution
- Step 1: Write the proportion equation
3,252,489.62 : 4,878,745.14 = 823,641.54 : x - Step 2: Convert to fraction form
3,252,489.62/4,878,745.14 = 823,641.54/x - Step 3: Cross multiply
3,252,489.62x = 4,878,745.14 × 823,641.54 - Step 4: Simplify right side
3,252,489.62x = 4,018,337,160,377.12 - Step 5: Solve for x
x = 4,018,337,160,377.12/3,252,489.62 - Step 6: Final answer
x = 1,235,465.02
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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.