Finding the Fourth Proportional to 4,848,272.88, 6,690,668.12 and 2,672,893.95
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Solution
The fourth proportional to 4,848,272.88, 6,690,668.12 and 2,672,893.95 is: 3,688,622.07
Step by Step Solution
- Step 1: Write the proportion equation
4,848,272.88 : 6,690,668.12 = 2,672,893.95 : x - Step 2: Convert to fraction form
4,848,272.88/6,690,668.12 = 2,672,893.95/x - Step 3: Cross multiply
4,848,272.88x = 6,690,668.12 × 2,672,893.95 - Step 4: Simplify right side
4,848,272.88x = 17,883,446,326,041.41 - Step 5: Solve for x
x = 17,883,446,326,041.41/4,848,272.88 - Step 6: Final answer
x = 3,688,622.07
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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.