Finding the Fourth Proportional to 4,232,011.12, 6,347,167.93 and 2,072,105.62
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Solution
The fourth proportional to 4,232,011.12, 6,347,167.93 and 2,072,105.62 is: 3,107,742.86
Step by Step Solution
- Step 1: Write the proportion equation
4,232,011.12 : 6,347,167.93 = 2,072,105.62 : x - Step 2: Convert to fraction form
4,232,011.12/6,347,167.93 = 2,072,105.62/x - Step 3: Cross multiply
4,232,011.12x = 6,347,167.93 × 2,072,105.62 - Step 4: Simplify right side
4,232,011.12x = 13,152,002,338,836.77 - Step 5: Solve for x
x = 13,152,002,338,836.77/4,232,011.12 - Step 6: Final answer
x = 3,107,742.86
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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.