Finding the Fourth Proportional to 3,685,201.20, 5,527,801.80 and 3,295,477.80
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Solution
The fourth proportional to 3,685,201.20, 5,527,801.80 and 3,295,477.80 is: 4,943,216.70
Step by Step Solution
- Step 1: Write the proportion equation
3,685,201.20 : 5,527,801.80 = 3,295,477.80 : x - Step 2: Convert to fraction form
3,685,201.20/5,527,801.80 = 3,295,477.80/x - Step 3: Cross multiply
3,685,201.20x = 5,527,801.80 × 3,295,477.80 - Step 4: Simplify right side
3,685,201.20x = 18,216,748,114,700.04 - Step 5: Solve for x
x = 18,216,748,114,700.04/3,685,201.20 - Step 6: Final answer
x = 4,943,216.70
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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.