Finding the Fourth Proportional to 6,161,769.44, 9,242,864.94 and 2,118,222.72
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Solution
The fourth proportional to 6,161,769.44, 9,242,864.94 and 2,118,222.72 is: 3,177,406.54
Step by Step Solution
- Step 1: Write the proportion equation
6,161,769.44 : 9,242,864.94 = 2,118,222.72 : x - Step 2: Convert to fraction form
6,161,769.44/9,242,864.94 = 2,118,222.72/x - Step 3: Cross multiply
6,161,769.44x = 9,242,864.94 × 2,118,222.72 - Step 4: Simplify right side
6,161,769.44x = 19,578,446,513,799.44 - Step 5: Solve for x
x = 19,578,446,513,799.44/6,161,769.44 - Step 6: Final answer
x = 3,177,406.54
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1.5x scale
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.