Finding the Fourth Proportional to 3,662,810.30, 5,493,467.26 and 1,387,550.28
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Solution
The fourth proportional to 3,662,810.30, 5,493,467.26 and 1,387,550.28 is: 2,081,041.99
Step by Step Solution
- Step 1: Write the proportion equation
3,662,810.30 : 5,493,467.26 = 1,387,550.28 : x - Step 2: Convert to fraction form
3,662,810.30/5,493,467.26 = 1,387,550.28/x - Step 3: Cross multiply
3,662,810.30x = 5,493,467.26 × 1,387,550.28 - Step 4: Simplify right side
3,662,810.30x = 7,622,462,034,783.83 - Step 5: Solve for x
x = 7,622,462,034,783.83/3,662,810.30 - Step 6: Final answer
x = 2,081,041.99
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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.