Finding the Fourth Proportional to 1,479,495.70, 2,219,945.55 and 1,024,786.14
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Solution
The fourth proportional to 1,479,495.70, 2,219,945.55 and 1,024,786.14 is: 1,537,665.46
Step by Step Solution
- Step 1: Write the proportion equation
1,479,495.70 : 2,219,945.55 = 1,024,786.14 : x - Step 2: Convert to fraction form
1,479,495.70/2,219,945.55 = 1,024,786.14/x - Step 3: Cross multiply
1,479,495.70x = 2,219,945.55 × 1,024,786.14 - Step 4: Simplify right side
1,479,495.70x = 2,274,969,431,194.68 - Step 5: Solve for x
x = 2,274,969,431,194.68/1,479,495.70 - Step 6: Final answer
x = 1,537,665.46
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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.