Finding the Fourth Proportional to 1,557,908.99, 2,336,629.59 and 492,812.63
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Solution
The fourth proportional to 1,557,908.99, 2,336,629.59 and 492,812.63 is: 739,144.95
Step by Step Solution
- Step 1: Write the proportion equation
1,557,908.99 : 2,336,629.59 = 492,812.63 : x - Step 2: Convert to fraction form
1,557,908.99/2,336,629.59 = 492,812.63/x - Step 3: Cross multiply
1,557,908.99x = 2,336,629.59 × 492,812.63 - Step 4: Simplify right side
1,557,908.99x = 1,151,520,561,900.57 - Step 5: Solve for x
x = 1,151,520,561,900.57/1,557,908.99 - Step 6: Final answer
x = 739,144.95
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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.