Finding the Fourth Proportional to 2,446,771.90, 3,670,157.85 and 1,942,887.10
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Solution
The fourth proportional to 2,446,771.90, 3,670,157.85 and 1,942,887.10 is: 2,914,330.65
Step by Step Solution
- Step 1: Write the proportion equation
2,446,771.90 : 3,670,157.85 = 1,942,887.10 : x - Step 2: Convert to fraction form
2,446,771.90/3,670,157.85 = 1,942,887.10/x - Step 3: Cross multiply
2,446,771.90x = 3,670,157.85 × 1,942,887.10 - Step 4: Simplify right side
2,446,771.90x = 7,130,702,341,728.74 - Step 5: Solve for x
x = 7,130,702,341,728.74/2,446,771.90 - Step 6: Final answer
x = 2,914,330.65
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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.