Finding the Fourth Proportional to 4,231,119.38, 5,838,944.74 and 2,420,283.38
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Solution
The fourth proportional to 4,231,119.38, 5,838,944.74 and 2,420,283.38 is: 3,339,991.06
Step by Step Solution
- Step 1: Write the proportion equation
4,231,119.38 : 5,838,944.74 = 2,420,283.38 : x - Step 2: Convert to fraction form
4,231,119.38/5,838,944.74 = 2,420,283.38/x - Step 3: Cross multiply
4,231,119.38x = 5,838,944.74 × 2,420,283.38 - Step 4: Simplify right side
4,231,119.38x = 14,131,900,875,714.99 - Step 5: Solve for x
x = 14,131,900,875,714.99/4,231,119.38 - Step 6: Final answer
x = 3,339,991.06
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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.