Finding the Fourth Proportional to 3,397,281.62, 4,688,107.17 and 1,848,549.36
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Solution
The fourth proportional to 3,397,281.62, 4,688,107.17 and 1,848,549.36 is: 2,550,921.15
Step by Step Solution
- Step 1: Write the proportion equation
3,397,281.62 : 4,688,107.17 = 1,848,549.36 : x - Step 2: Convert to fraction form
3,397,281.62/4,688,107.17 = 1,848,549.36/x - Step 3: Cross multiply
3,397,281.62x = 4,688,107.17 × 1,848,549.36 - Step 4: Simplify right side
3,397,281.62x = 8,666,197,519,363.25 - Step 5: Solve for x
x = 8,666,197,519,363.25/3,397,281.62 - Step 6: Final answer
x = 2,550,921.15
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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.