Finding the Fourth Proportional to 1,857,409.44, 2,787,356.88 and 675,457.44
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Solution
The fourth proportional to 1,857,409.44, 2,787,356.88 and 675,457.44 is: 1,013,638.08
Step by Step Solution
- Step 1: Write the proportion equation
1,857,409.44 : 2,787,356.88 = 675,457.44 : x - Step 2: Convert to fraction form
1,857,409.44/2,787,356.88 = 675,457.44/x - Step 3: Cross multiply
1,857,409.44x = 2,787,356.88 × 675,457.44 - Step 4: Simplify right side
1,857,409.44x = 1,882,740,942,531.19 - Step 5: Solve for x
x = 1,882,740,942,531.19/1,857,409.44 - Step 6: Final answer
x = 1,013,638.08
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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.