Finding the Fourth Proportional to 1,575,543.60, 2,364,481.80 and 629,593.20
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Solution
The fourth proportional to 1,575,543.60, 2,364,481.80 and 629,593.20 is: 944,855.90
Step by Step Solution
- Step 1: Write the proportion equation
1,575,543.60 : 2,364,481.80 = 629,593.20 : x - Step 2: Convert to fraction form
1,575,543.60/2,364,481.80 = 629,593.20/x - Step 3: Cross multiply
1,575,543.60x = 2,364,481.80 × 629,593.20 - Step 4: Simplify right side
1,575,543.60x = 1,488,661,662,803.76 - Step 5: Solve for x
x = 1,488,661,662,803.76/1,575,543.60 - Step 6: Final answer
x = 944,855.90
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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.