Finding the Fourth Proportional to 2,380,046.21, 3,283,652.67 and 1,521,101.96
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Solution
The fourth proportional to 2,380,046.21, 3,283,652.67 and 1,521,101.96 is: 2,098,602.32
Step by Step Solution
- Step 1: Write the proportion equation
2,380,046.21 : 3,283,652.67 = 1,521,101.96 : x - Step 2: Convert to fraction form
2,380,046.21/3,283,652.67 = 1,521,101.96/x - Step 3: Cross multiply
2,380,046.21x = 3,283,652.67 × 1,521,101.96 - Step 4: Simplify right side
2,380,046.21x = 4,994,770,495,877.97 - Step 5: Solve for x
x = 4,994,770,495,877.97/2,380,046.21 - Step 6: Final answer
x = 2,098,602.32
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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.