Finding the Fourth Proportional to 4,671,951.88, 6,445,783.92 and 2,606,632.60
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Solution
The fourth proportional to 4,671,951.88, 6,445,783.92 and 2,606,632.60 is: 3,596,310.69
Step by Step Solution
- Step 1: Write the proportion equation
4,671,951.88 : 6,445,783.92 = 2,606,632.60 : x - Step 2: Convert to fraction form
4,671,951.88/6,445,783.92 = 2,606,632.60/x - Step 3: Cross multiply
4,671,951.88x = 6,445,783.92 × 2,606,632.60 - Step 4: Simplify right side
4,671,951.88x = 16,801,790,498,427.79 - Step 5: Solve for x
x = 16,801,790,498,427.79/4,671,951.88 - Step 6: Final answer
x = 3,596,310.69
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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.