Finding the Fourth Proportional to 3,888,709.99, 5,833,345.25 and 1,492,554.62
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Solution
The fourth proportional to 3,888,709.99, 5,833,345.25 and 1,492,554.62 is: 2,238,939.50
Step by Step Solution
- Step 1: Write the proportion equation
3,888,709.99 : 5,833,345.25 = 1,492,554.62 : x - Step 2: Convert to fraction form
3,888,709.99/5,833,345.25 = 1,492,554.62/x - Step 3: Cross multiply
3,888,709.99x = 5,833,345.25 × 1,492,554.62 - Step 4: Simplify right side
3,888,709.99x = 8,706,586,385,694.52 - Step 5: Solve for x
x = 8,706,586,385,694.52/3,888,709.99 - Step 6: Final answer
x = 2,238,939.50
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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.