Finding the Fourth Proportional to 3,087,725.65, 4,631,599.61 and 2,186,441.08
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Solution
The fourth proportional to 3,087,725.65, 4,631,599.61 and 2,186,441.08 is: 3,279,669.50
Step by Step Solution
- Step 1: Write the proportion equation
3,087,725.65 : 4,631,599.61 = 2,186,441.08 : x - Step 2: Convert to fraction form
3,087,725.65/4,631,599.61 = 2,186,441.08/x - Step 3: Cross multiply
3,087,725.65x = 4,631,599.61 × 2,186,441.08 - Step 4: Simplify right side
3,087,725.65x = 10,126,719,619,325.78 - Step 5: Solve for x
x = 10,126,719,619,325.78/3,087,725.65 - Step 6: Final answer
x = 3,279,669.50
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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.