Finding the Fourth Proportional to 4,821,858.12, 6,654,572.62 and 2,646,769.70
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Solution
The fourth proportional to 4,821,858.12, 6,654,572.62 and 2,646,769.70 is: 3,652,766.37
Step by Step Solution
- Step 1: Write the proportion equation
4,821,858.12 : 6,654,572.62 = 2,646,769.70 : x - Step 2: Convert to fraction form
4,821,858.12/6,654,572.62 = 2,646,769.70/x - Step 3: Cross multiply
4,821,858.12x = 6,654,572.62 × 2,646,769.70 - Step 4: Simplify right side
4,821,858.12x = 17,613,121,177,065.62 - Step 5: Solve for x
x = 17,613,121,177,065.62/4,821,858.12 - Step 6: Final answer
x = 3,652,766.37
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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.