Finding the Fourth Proportional to 1,151,490.98, 1,728,733.19 and 885,438.32
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Solution
The fourth proportional to 1,151,490.98, 1,728,733.19 and 885,438.32 is: 1,329,308.38
Step by Step Solution
- Step 1: Write the proportion equation
1,151,490.98 : 1,728,733.19 = 885,438.32 : x - Step 2: Convert to fraction form
1,151,490.98/1,728,733.19 = 885,438.32/x - Step 3: Cross multiply
1,151,490.98x = 1,728,733.19 × 885,438.32 - Step 4: Simplify right side
1,151,490.98x = 1,530,686,611,481.84 - Step 5: Solve for x
x = 1,530,686,611,481.84/1,151,490.98 - Step 6: Final answer
x = 1,329,308.38
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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.