Finding the Fourth Proportional to 4,345,646.64, 6,519,632.49 and 1,505,758.80
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Solution
The fourth proportional to 4,345,646.64, 6,519,632.49 and 1,505,758.80 is: 2,259,041.01
Step by Step Solution
- Step 1: Write the proportion equation
4,345,646.64 : 6,519,632.49 = 1,505,758.80 : x - Step 2: Convert to fraction form
4,345,646.64/6,519,632.49 = 1,505,758.80/x - Step 3: Cross multiply
4,345,646.64x = 6,519,632.49 × 1,505,758.80 - Step 4: Simplify right side
4,345,646.64x = 9,816,993,994,583.41 - Step 5: Solve for x
x = 9,816,993,994,583.41/4,345,646.64 - Step 6: Final answer
x = 2,259,041.01
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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.