Finding the Fourth Proportional to 1,125,153.96, 1,687,515.90 and 337,185.96
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Solution
The fourth proportional to 1,125,153.96, 1,687,515.90 and 337,185.96 is: 505,714.50
Step by Step Solution
- Step 1: Write the proportion equation
1,125,153.96 : 1,687,515.90 = 337,185.96 : x - Step 2: Convert to fraction form
1,125,153.96/1,687,515.90 = 337,185.96/x - Step 3: Cross multiply
1,125,153.96x = 1,687,515.90 × 337,185.96 - Step 4: Simplify right side
1,125,153.96x = 569,006,668,756.76 - Step 5: Solve for x
x = 569,006,668,756.76/1,125,153.96 - Step 6: Final answer
x = 505,714.50
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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.