Finding the Fourth Proportional to 2,220,586.67, 3,331,197.74 and 683,712.12
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Solution
The fourth proportional to 2,220,586.67, 3,331,197.74 and 683,712.12 is: 1,025,666.01
Step by Step Solution
- Step 1: Write the proportion equation
2,220,586.67 : 3,331,197.74 = 683,712.12 : x - Step 2: Convert to fraction form
2,220,586.67/3,331,197.74 = 683,712.12/x - Step 3: Cross multiply
2,220,586.67x = 3,331,197.74 × 683,712.12 - Step 4: Simplify right side
2,220,586.67x = 2,277,580,268,954.61 - Step 5: Solve for x
x = 2,277,580,268,954.61/2,220,586.67 - Step 6: Final answer
x = 1,025,666.01
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1.5x scale
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.