Finding the Fourth Proportional to 4,206,178.63, 6,306,740.88 and 1,644,342.36
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Solution
The fourth proportional to 4,206,178.63, 6,306,740.88 and 1,644,342.36 is: 2,465,525.62
Step by Step Solution
- Step 1: Write the proportion equation
4,206,178.63 : 6,306,740.88 = 1,644,342.36 : x - Step 2: Convert to fraction form
4,206,178.63/6,306,740.88 = 1,644,342.36/x - Step 3: Cross multiply
4,206,178.63x = 6,306,740.88 × 1,644,342.36 - Step 4: Simplify right side
4,206,178.63x = 10,370,441,182,527.68 - Step 5: Solve for x
x = 10,370,441,182,527.68/4,206,178.63 - Step 6: Final answer
x = 2,465,525.62
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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.