Finding the Fourth Proportional to 3,660,622.29, 5,051,650.05 and 2,006,766.50
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Solution
The fourth proportional to 3,660,622.29, 5,051,650.05 and 2,006,766.50 is: 2,769,332.99
Step by Step Solution
- Step 1: Write the proportion equation
3,660,622.29 : 5,051,650.05 = 2,006,766.50 : x - Step 2: Convert to fraction form
3,660,622.29/5,051,650.05 = 2,006,766.50/x - Step 3: Cross multiply
3,660,622.29x = 5,051,650.05 × 2,006,766.50 - Step 4: Simplify right side
3,660,622.29x = 10,137,482,064,805.07 - Step 5: Solve for x
x = 10,137,482,064,805.07/3,660,622.29 - Step 6: Final answer
x = 2,769,332.99
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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.