Finding the Fourth Proportional to 4,866,450.69, 6,713,469.77 and 3,148,125.33
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Solution
The fourth proportional to 4,866,450.69, 6,713,469.77 and 3,148,125.33 is: 4,342,968.95
Step by Step Solution
- Step 1: Write the proportion equation
4,866,450.69 : 6,713,469.77 = 3,148,125.33 : x - Step 2: Convert to fraction form
4,866,450.69/6,713,469.77 = 3,148,125.33/x - Step 3: Cross multiply
4,866,450.69x = 6,713,469.77 × 3,148,125.33 - Step 4: Simplify right side
4,866,450.69x = 21,134,844,219,385.65 - Step 5: Solve for x
x = 21,134,844,219,385.65/4,866,450.69 - Step 6: Final answer
x = 4,342,968.95
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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.