Finding the Fourth Proportional to 3,608,047.60, 4,975,115.79 and 2,299,226.35
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Solution
The fourth proportional to 3,608,047.60, 4,975,115.79 and 2,299,226.35 is: 3,170,389.80
Step by Step Solution
- Step 1: Write the proportion equation
3,608,047.60 : 4,975,115.79 = 2,299,226.35 : x - Step 2: Convert to fraction form
3,608,047.60/4,975,115.79 = 2,299,226.35/x - Step 3: Cross multiply
3,608,047.60x = 4,975,115.79 × 2,299,226.35 - Step 4: Simplify right side
3,608,047.60x = 11,438,917,318,669.07 - Step 5: Solve for x
x = 11,438,917,318,669.07/3,608,047.60 - Step 6: Final answer
x = 3,170,389.80
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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.