Finding the Fourth Proportional to 1,388,606.44, 2,083,696.44 and 547,748.68
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Solution
The fourth proportional to 1,388,606.44, 2,083,696.44 and 547,748.68 is: 821,933.37
Step by Step Solution
- Step 1: Write the proportion equation
1,388,606.44 : 2,083,696.44 = 547,748.68 : x - Step 2: Convert to fraction form
1,388,606.44/2,083,696.44 = 547,748.68/x - Step 3: Cross multiply
1,388,606.44x = 2,083,696.44 × 547,748.68 - Step 4: Simplify right side
1,388,606.44x = 1,141,341,974,530.70 - Step 5: Solve for x
x = 1,141,341,974,530.70/1,388,606.44 - Step 6: Final answer
x = 821,933.37
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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.