Finding the Fourth Proportional to 4,412,959.94, 6,629,404.91 and 2,617,021.50
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Solution
The fourth proportional to 4,412,959.94, 6,629,404.91 and 2,617,021.50 is: 3,931,441.80
Step by Step Solution
- Step 1: Write the proportion equation
4,412,959.94 : 6,629,404.91 = 2,617,021.50 : x - Step 2: Convert to fraction form
4,412,959.94/6,629,404.91 = 2,617,021.50/x - Step 3: Cross multiply
4,412,959.94x = 6,629,404.91 × 2,617,021.50 - Step 4: Simplify right side
4,412,959.94x = 17,349,295,168,590.46 - Step 5: Solve for x
x = 17,349,295,168,590.46/4,412,959.94 - Step 6: Final answer
x = 3,931,441.80
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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.