Finding the Fourth Proportional to 1,518,628.23, 2,095,616.97 and 839,524.23
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Solution
The fourth proportional to 1,518,628.23, 2,095,616.97 and 839,524.23 is: 1,158,493.69
Step by Step Solution
- Step 1: Write the proportion equation
1,518,628.23 : 2,095,616.97 = 839,524.23 : x - Step 2: Convert to fraction form
1,518,628.23/2,095,616.97 = 839,524.23/x - Step 3: Cross multiply
1,518,628.23x = 2,095,616.97 × 839,524.23 - Step 4: Simplify right side
1,518,628.23x = 1,759,321,223,114.18 - Step 5: Solve for x
x = 1,759,321,223,114.18/1,518,628.23 - Step 6: Final answer
x = 1,158,493.69
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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.