Finding the Fourth Proportional to 4,372,468.68, 6,033,986.76 and 2,412,293.40
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Solution
The fourth proportional to 4,372,468.68, 6,033,986.76 and 2,412,293.40 is: 3,328,953.85
Step by Step Solution
- Step 1: Write the proportion equation
4,372,468.68 : 6,033,986.76 = 2,412,293.40 : x - Step 2: Convert to fraction form
4,372,468.68/6,033,986.76 = 2,412,293.40/x - Step 3: Cross multiply
4,372,468.68x = 6,033,986.76 × 2,412,293.40 - Step 4: Simplify right side
4,372,468.68x = 14,555,746,436,835.38 - Step 5: Solve for x
x = 14,555,746,436,835.38/4,372,468.68 - Step 6: Final answer
x = 3,328,953.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.