Finding the Fourth Proportional to 1,436,126.42, 2,154,558.72 and 537,581.09
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Solution
The fourth proportional to 1,436,126.42, 2,154,558.72 and 537,581.09 is: 806,509.80
Step by Step Solution
- Step 1: Write the proportion equation
1,436,126.42 : 2,154,558.72 = 537,581.09 : x - Step 2: Convert to fraction form
1,436,126.42/2,154,558.72 = 537,581.09/x - Step 3: Cross multiply
1,436,126.42x = 2,154,558.72 × 537,581.09 - Step 4: Simplify right side
1,436,126.42x = 1,158,250,025,166.60 - Step 5: Solve for x
x = 1,158,250,025,166.60/1,436,126.42 - Step 6: Final answer
x = 806,509.80
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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.