Finding the Fourth Proportional to 1,536,628.80, 2,304,943.20 and 737,717.70
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Solution
The fourth proportional to 1,536,628.80, 2,304,943.20 and 737,717.70 is: 1,106,576.55
Step by Step Solution
- Step 1: Write the proportion equation
1,536,628.80 : 2,304,943.20 = 737,717.70 : x - Step 2: Convert to fraction form
1,536,628.80/2,304,943.20 = 737,717.70/x - Step 3: Cross multiply
1,536,628.80x = 2,304,943.20 × 737,717.70 - Step 4: Simplify right side
1,536,628.80x = 1,700,397,396,134.64 - Step 5: Solve for x
x = 1,700,397,396,134.64/1,536,628.80 - Step 6: Final answer
x = 1,106,576.55
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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.