Finding the Fourth Proportional to 3,313,161, 4,572,201.12 and 2,006,389.68
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Solution
The fourth proportional to 3,313,161, 4,572,201.12 and 2,006,389.68 is: 2,768,841.34
Step by Step Solution
- Step 1: Write the proportion equation
3,313,161 : 4,572,201.12 = 2,006,389.68 : x - Step 2: Convert to fraction form
3,313,161/4,572,201.12 = 2,006,389.68/x - Step 3: Cross multiply
3,313,161x = 4,572,201.12 × 2,006,389.68 - Step 4: Simplify right side
3,313,161x = 9,173,617,142,052.44 - Step 5: Solve for x
x = 9,173,617,142,052.44/3,313,161 - Step 6: Final answer
x = 2,768,841.34
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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.