Finding the Fourth Proportional to 5,839,389.09, 8,759,921.18 and 1,796,217.80
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Solution
The fourth proportional to 5,839,389.09, 8,759,921.18 and 1,796,217.80 is: 2,694,584.32
Step by Step Solution
- Step 1: Write the proportion equation
5,839,389.09 : 8,759,921.18 = 1,796,217.80 : x - Step 2: Convert to fraction form
5,839,389.09/8,759,921.18 = 1,796,217.80/x - Step 3: Cross multiply
5,839,389.09x = 8,759,921.18 × 1,796,217.80 - Step 4: Simplify right side
5,839,389.09x = 15,734,726,297,332.31 - Step 5: Solve for x
x = 15,734,726,297,332.31/5,839,389.09 - Step 6: Final answer
x = 2,694,584.32
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1.5x scale
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.