Finding the Fourth Proportional to 2,208,631.68, 3,313,021.68 and 611,061.12
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Solution
The fourth proportional to 2,208,631.68, 3,313,021.68 and 611,061.12 is: 916,612.20
Step by Step Solution
- Step 1: Write the proportion equation
2,208,631.68 : 3,313,021.68 = 611,061.12 : x - Step 2: Convert to fraction form
2,208,631.68/3,313,021.68 = 611,061.12/x - Step 3: Cross multiply
2,208,631.68x = 3,313,021.68 × 611,061.12 - Step 4: Simplify right side
2,208,631.68x = 2,024,458,738,365.08 - Step 5: Solve for x
x = 2,024,458,738,365.08/2,208,631.68 - Step 6: Final answer
x = 916,612.20
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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.