Finding the Fourth Proportional to 1,537,411.37, 2,305,880.66 and 512,759.66
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Solution
The fourth proportional to 1,537,411.37, 2,305,880.66 and 512,759.66 is: 769,060.65
Step by Step Solution
- Step 1: Write the proportion equation
1,537,411.37 : 2,305,880.66 = 512,759.66 : x - Step 2: Convert to fraction form
1,537,411.37/2,305,880.66 = 512,759.66/x - Step 3: Cross multiply
1,537,411.37x = 2,305,880.66 × 512,759.66 - Step 4: Simplify right side
1,537,411.37x = 1,182,362,590,268.78 - Step 5: Solve for x
x = 1,182,362,590,268.78/1,537,411.37 - Step 6: Final answer
x = 769,060.65
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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.