Finding the Fourth Proportional to 2,858,136.96, 4,283,202.24 and 2,147,712
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Solution
The fourth proportional to 2,858,136.96, 4,283,202.24 and 2,147,712 is: 3,218,559.84
Step by Step Solution
- Step 1: Write the proportion equation
2,858,136.96 : 4,283,202.24 = 2,147,712 : x - Step 2: Convert to fraction form
2,858,136.96/4,283,202.24 = 2,147,712/x - Step 3: Cross multiply
2,858,136.96x = 4,283,202.24 × 2,147,712 - Step 4: Simplify right side
2,858,136.96x = 9,199,084,849,274.88 - Step 5: Solve for x
x = 9,199,084,849,274.88/2,858,136.96 - Step 6: Final answer
x = 3,218,559.84
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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.