Finding the Fourth Proportional to 4,450,198.64, 6,676,128.32 and 2,021,522.49
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Solution
The fourth proportional to 4,450,198.64, 6,676,128.32 and 2,021,522.49 is: 3,032,660.93
Step by Step Solution
- Step 1: Write the proportion equation
4,450,198.64 : 6,676,128.32 = 2,021,522.49 : x - Step 2: Convert to fraction form
4,450,198.64/6,676,128.32 = 2,021,522.49/x - Step 3: Cross multiply
4,450,198.64x = 6,676,128.32 × 2,021,522.49 - Step 4: Simplify right side
4,450,198.64x = 13,495,943,534,898.30 - Step 5: Solve for x
x = 13,495,943,534,898.30/4,450,198.64 - Step 6: Final answer
x = 3,032,660.93
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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.