Finding the Fourth Proportional to 1,351,433.81, 2,027,329.09 and 499,104.55
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Solution
The fourth proportional to 1,351,433.81, 2,027,329.09 and 499,104.55 is: 748,722.70
Step by Step Solution
- Step 1: Write the proportion equation
1,351,433.81 : 2,027,329.09 = 499,104.55 : x - Step 2: Convert to fraction form
1,351,433.81/2,027,329.09 = 499,104.55/x - Step 3: Cross multiply
1,351,433.81x = 2,027,329.09 × 499,104.55 - Step 4: Simplify right side
1,351,433.81x = 1,011,849,173,166.36 - Step 5: Solve for x
x = 1,011,849,173,166.36/1,351,433.81 - Step 6: Final answer
x = 748,722.70
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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.