Finding the Fourth Proportional to 1,538,095.74, 2,305,644 and 614,576.46
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Solution
The fourth proportional to 1,538,095.74, 2,305,644 and 614,576.46 is: 921,265.49
Step by Step Solution
- Step 1: Write the proportion equation
1,538,095.74 : 2,305,644 = 614,576.46 : x - Step 2: Convert to fraction form
1,538,095.74/2,305,644 = 614,576.46/x - Step 3: Cross multiply
1,538,095.74x = 2,305,644 × 614,576.46 - Step 4: Simplify right side
1,538,095.74x = 1,416,994,527,540.24 - Step 5: Solve for x
x = 1,416,994,527,540.24/1,538,095.74 - Step 6: Final answer
x = 921,265.49
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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.