Finding the Fourth Proportional to 2,783,702, 4,175,553 and 682,454
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Solution
The fourth proportional to 2,783,702, 4,175,553 and 682,454 is: 1,023,681
Step by Step Solution
- Step 1: Write the proportion equation
2,783,702 : 4,175,553 = 682,454 : x - Step 2: Convert to fraction form
2,783,702/4,175,553 = 682,454/x - Step 3: Cross multiply
2,783,702x = 4,175,553 × 682,454 - Step 4: Simplify right side
2,783,702x = 2,849,622,847,062 - Step 5: Solve for x
x = 2,849,622,847,062/2,783,702 - Step 6: Final answer
x = 1,023,681
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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.