Finding the Fourth Proportional to 1,109,557.44, 1,664,340.48 and 268,107.84
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Solution
The fourth proportional to 1,109,557.44, 1,664,340.48 and 268,107.84 is: 402,162.80
Step by Step Solution
- Step 1: Write the proportion equation
1,109,557.44 : 1,664,340.48 = 268,107.84 : x - Step 2: Convert to fraction form
1,109,557.44/1,664,340.48 = 268,107.84/x - Step 3: Cross multiply
1,109,557.44x = 1,664,340.48 × 268,107.84 - Step 4: Simplify right side
1,109,557.44x = 446,222,731,117.36 - Step 5: Solve for x
x = 446,222,731,117.36/1,109,557.44 - Step 6: Final answer
x = 402,162.80
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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.