Finding the Fourth Proportional to 1,193,326.98, 1,789,794.72 and 328,560.18
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Solution
The fourth proportional to 1,193,326.98, 1,789,794.72 and 328,560.18 is: 492,786.37
Step by Step Solution
- Step 1: Write the proportion equation
1,193,326.98 : 1,789,794.72 = 328,560.18 : x - Step 2: Convert to fraction form
1,193,326.98/1,789,794.72 = 328,560.18/x - Step 3: Cross multiply
1,193,326.98x = 1,789,794.72 × 328,560.18 - Step 4: Simplify right side
1,193,326.98x = 588,055,275,366.25 - Step 5: Solve for x
x = 588,055,275,366.25/1,193,326.98 - Step 6: Final answer
x = 492,786.37
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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.