Finding the Fourth Proportional to 3,507,768.62, 4,840,586.30 and 2,201,719.49
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Solution
The fourth proportional to 3,507,768.62, 4,840,586.30 and 2,201,719.49 is: 3,038,288.54
Step by Step Solution
- Step 1: Write the proportion equation
3,507,768.62 : 4,840,586.30 = 2,201,719.49 : x - Step 2: Convert to fraction form
3,507,768.62/4,840,586.30 = 2,201,719.49/x - Step 3: Cross multiply
3,507,768.62x = 4,840,586.30 × 2,201,719.49 - Step 4: Simplify right side
3,507,768.62x = 10,657,613,188,728.39 - Step 5: Solve for x
x = 10,657,613,188,728.39/3,507,768.62 - Step 6: Final answer
x = 3,038,288.54
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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.