Finding the Fourth Proportional to 1,686,605.98, 2,529,908.96 and 488,528.68
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Solution
The fourth proportional to 1,686,605.98, 2,529,908.96 and 488,528.68 is: 732,793.02
Step by Step Solution
- Step 1: Write the proportion equation
1,686,605.98 : 2,529,908.96 = 488,528.68 : x - Step 2: Convert to fraction form
1,686,605.98/2,529,908.96 = 488,528.68/x - Step 3: Cross multiply
1,686,605.98x = 2,529,908.96 × 488,528.68 - Step 4: Simplify right side
1,686,605.98x = 1,235,933,084,748.97 - Step 5: Solve for x
x = 1,235,933,084,748.97/1,686,605.98 - Step 6: Final answer
x = 732,793.02
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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.