Finding the Fourth Proportional to 4,434,491.40, 6,653,486.70 and 1,738,357.80
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Solution
The fourth proportional to 4,434,491.40, 6,653,486.70 and 1,738,357.80 is: 2,608,222.56
Step by Step Solution
- Step 1: Write the proportion equation
4,434,491.40 : 6,653,486.70 = 1,738,357.80 : x - Step 2: Convert to fraction form
4,434,491.40/6,653,486.70 = 1,738,357.80/x - Step 3: Cross multiply
4,434,491.40x = 6,653,486.70 × 1,738,357.80 - Step 4: Simplify right side
4,434,491.40x = 11,566,140,502,141.26 - Step 5: Solve for x
x = 11,566,140,502,141.26/4,434,491.40 - Step 6: Final answer
x = 2,608,222.56
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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.