Finding the Fourth Proportional to 1,143,136.26, 1,714,704.80 and 423,725.31
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Solution
The fourth proportional to 1,143,136.26, 1,714,704.80 and 423,725.31 is: 635,588.12
Step by Step Solution
- Step 1: Write the proportion equation
1,143,136.26 : 1,714,704.80 = 423,725.31 : x - Step 2: Convert to fraction form
1,143,136.26/1,714,704.80 = 423,725.31/x - Step 3: Cross multiply
1,143,136.26x = 1,714,704.80 × 423,725.31 - Step 4: Simplify right side
1,143,136.26x = 726,563,820,819.86 - Step 5: Solve for x
x = 726,563,820,819.86/1,143,136.26 - Step 6: Final answer
x = 635,588.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.