Finding the Fourth Proportional to 1,468,343.20, 2,201,858.70 and 569,486.20
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Solution
The fourth proportional to 1,468,343.20, 2,201,858.70 and 569,486.20 is: 853,974.84
Step by Step Solution
- Step 1: Write the proportion equation
1,468,343.20 : 2,201,858.70 = 569,486.20 : x - Step 2: Convert to fraction form
1,468,343.20/2,201,858.70 = 569,486.20/x - Step 3: Cross multiply
1,468,343.20x = 2,201,858.70 × 569,486.20 - Step 4: Simplify right side
1,468,343.20x = 1,253,928,143,999.94 - Step 5: Solve for x
x = 1,253,928,143,999.94/1,468,343.20 - Step 6: Final answer
x = 853,974.84
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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.